Home / 15,972.78-22,063.95-14,482.38

Finding the Fourth Proportional to 15,972.78, 22,063.95 and 14,482.38

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Solution

The fourth proportional to 15,972.78, 22,063.95 and 14,482.38 is: 20,005.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.78 : 22,063.95 = 14,482.38 : x
  2. Step 2: Convert to fraction form
    15,972.78/22,063.95 = 14,482.38/x
  3. Step 3: Cross multiply
    15,972.78x = 22,063.95 × 14,482.38
  4. Step 4: Simplify right side
    15,972.78x = 319,538,508.20
  5. Step 5: Solve for x
    x = 319,538,508.20/15,972.78
  6. Step 6: Final answer
    x = 20,005.19

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Similar ratio
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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.