Home / 42,369.84-63,535.02-15,714.76

Finding the Fourth Proportional to 42,369.84, 63,535.02 and 15,714.76

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Solution

The fourth proportional to 42,369.84, 63,535.02 and 15,714.76 is: 23,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,369.84 : 63,535.02 = 15,714.76 : x
  2. Step 2: Convert to fraction form
    42,369.84/63,535.02 = 15,714.76/x
  3. Step 3: Cross multiply
    42,369.84x = 63,535.02 × 15,714.76
  4. Step 4: Simplify right side
    42,369.84x = 998,437,590.90
  5. Step 5: Solve for x
    x = 998,437,590.90/42,369.84
  6. Step 6: Final answer
    x = 23,564.82

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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.