Home / 25,453.80-38,192.16-13,753.32

Finding the Fourth Proportional to 25,453.80, 38,192.16 and 13,753.32

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Solution

The fourth proportional to 25,453.80, 38,192.16 and 13,753.32 is: 20,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.80 : 38,192.16 = 13,753.32 : x
  2. Step 2: Convert to fraction form
    25,453.80/38,192.16 = 13,753.32/x
  3. Step 3: Cross multiply
    25,453.80x = 38,192.16 × 13,753.32
  4. Step 4: Simplify right side
    25,453.80x = 525,268,997.97
  5. Step 5: Solve for x
    x = 525,268,997.97/25,453.80
  6. Step 6: Final answer
    x = 20,636.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.