Home / 42,414.64-63,561.84-31,233.58

Finding the Fourth Proportional to 42,414.64, 63,561.84 and 31,233.58

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Solution

The fourth proportional to 42,414.64, 63,561.84 and 31,233.58 is: 46,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,414.64 : 63,561.84 = 31,233.58 : x
  2. Step 2: Convert to fraction form
    42,414.64/63,561.84 = 31,233.58/x
  3. Step 3: Cross multiply
    42,414.64x = 63,561.84 × 31,233.58
  4. Step 4: Simplify right side
    42,414.64x = 1,985,263,814.59
  5. Step 5: Solve for x
    x = 1,985,263,814.59/42,414.64
  6. Step 6: Final answer
    x = 46,806.10

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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.