Home / 42,497.30-63,679.35-26,881.94

Finding the Fourth Proportional to 42,497.30, 63,679.35 and 26,881.94

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Solution

The fourth proportional to 42,497.30, 63,679.35 and 26,881.94 is: 40,280.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497.30 : 63,679.35 = 26,881.94 : x
  2. Step 2: Convert to fraction form
    42,497.30/63,679.35 = 26,881.94/x
  3. Step 3: Cross multiply
    42,497.30x = 63,679.35 × 26,881.94
  4. Step 4: Simplify right side
    42,497.30x = 1,711,824,465.94
  5. Step 5: Solve for x
    x = 1,711,824,465.94/42,497.30
  6. Step 6: Final answer
    x = 40,280.78

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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.