Home / 23,509.29-32,445.10-13,435.80

Finding the Fourth Proportional to 23,509.29, 32,445.10 and 13,435.80

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Solution

The fourth proportional to 23,509.29, 32,445.10 and 13,435.80 is: 18,542.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,509.29 : 32,445.10 = 13,435.80 : x
  2. Step 2: Convert to fraction form
    23,509.29/32,445.10 = 13,435.80/x
  3. Step 3: Cross multiply
    23,509.29x = 32,445.10 × 13,435.80
  4. Step 4: Simplify right side
    23,509.29x = 435,925,888.51
  5. Step 5: Solve for x
    x = 435,925,888.51/23,509.29
  6. Step 6: Final answer
    x = 18,542.71

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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.