Home / 23,240.43-32,071.13-13,172.13

Finding the Fourth Proportional to 23,240.43, 32,071.13 and 13,172.13

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Solution

The fourth proportional to 23,240.43, 32,071.13 and 13,172.13 is: 18,177.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.43 : 32,071.13 = 13,172.13 : x
  2. Step 2: Convert to fraction form
    23,240.43/32,071.13 = 13,172.13/x
  3. Step 3: Cross multiply
    23,240.43x = 32,071.13 × 13,172.13
  4. Step 4: Simplify right side
    23,240.43x = 422,444,900.32
  5. Step 5: Solve for x
    x = 422,444,900.32/23,240.43
  6. Step 6: Final answer
    x = 18,177.15

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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.