Home / 23,509.65-32,442.75-13,161.27

Finding the Fourth Proportional to 23,509.65, 32,442.75 and 13,161.27

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Solution

The fourth proportional to 23,509.65, 32,442.75 and 13,161.27 is: 18,162.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,509.65 : 32,442.75 = 13,161.27 : x
  2. Step 2: Convert to fraction form
    23,509.65/32,442.75 = 13,161.27/x
  3. Step 3: Cross multiply
    23,509.65x = 32,442.75 × 13,161.27
  4. Step 4: Simplify right side
    23,509.65x = 426,987,792.29
  5. Step 5: Solve for x
    x = 426,987,792.29/23,509.65
  6. Step 6: Final answer
    x = 18,162.24

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Half scale
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Double scale
Find fourth proportional to 23,510.65, 32,444.13 and 13,162.27
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.