Home / 23,469.09-32,386.10-13,397.13

Finding the Fourth Proportional to 23,469.09, 32,386.10 and 13,397.13

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Solution

The fourth proportional to 23,469.09, 32,386.10 and 13,397.13 is: 18,487.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,469.09 : 32,386.10 = 13,397.13 : x
  2. Step 2: Convert to fraction form
    23,469.09/32,386.10 = 13,397.13/x
  3. Step 3: Cross multiply
    23,469.09x = 32,386.10 × 13,397.13
  4. Step 4: Simplify right side
    23,469.09x = 433,880,710.93
  5. Step 5: Solve for x
    x = 433,880,710.93/23,469.09
  6. Step 6: Final answer
    x = 18,487.33

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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.