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Finding the Fourth Proportional to 15,593.46, 21,512.16 and 9,925.08

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Solution

The fourth proportional to 15,593.46, 21,512.16 and 9,925.08 is: 13,692.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.46 : 21,512.16 = 9,925.08 : x
  2. Step 2: Convert to fraction form
    15,593.46/21,512.16 = 9,925.08/x
  3. Step 3: Cross multiply
    15,593.46x = 21,512.16 × 9,925.08
  4. Step 4: Simplify right side
    15,593.46x = 213,509,908.97
  5. Step 5: Solve for x
    x = 213,509,908.97/15,593.46
  6. Step 6: Final answer
    x = 13,692.27

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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.