Home / 23,350.81-32,224.22-12,740.66

Finding the Fourth Proportional to 23,350.81, 32,224.22 and 12,740.66

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Solution

The fourth proportional to 23,350.81, 32,224.22 and 12,740.66 is: 17,582.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,350.81 : 32,224.22 = 12,740.66 : x
  2. Step 2: Convert to fraction form
    23,350.81/32,224.22 = 12,740.66/x
  3. Step 3: Cross multiply
    23,350.81x = 32,224.22 × 12,740.66
  4. Step 4: Simplify right side
    23,350.81x = 410,557,911.35
  5. Step 5: Solve for x
    x = 410,557,911.35/23,350.81
  6. Step 6: Final answer
    x = 17,582.17

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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.