Home / 42,592.53-63,848.12-15,931.30

Finding the Fourth Proportional to 42,592.53, 63,848.12 and 15,931.30

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Solution

The fourth proportional to 42,592.53, 63,848.12 and 15,931.30 is: 23,881.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,592.53 : 63,848.12 = 15,931.30 : x
  2. Step 2: Convert to fraction form
    42,592.53/63,848.12 = 15,931.30/x
  3. Step 3: Cross multiply
    42,592.53x = 63,848.12 × 15,931.30
  4. Step 4: Simplify right side
    42,592.53x = 1,017,183,198.84
  5. Step 5: Solve for x
    x = 1,017,183,198.84/42,592.53
  6. Step 6: Final answer
    x = 23,881.73

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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.