Home / 42,646.92-63,887.22-25,965.57

Finding the Fourth Proportional to 42,646.92, 63,887.22 and 25,965.57

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Solution

The fourth proportional to 42,646.92, 63,887.22 and 25,965.57 is: 38,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646.92 : 63,887.22 = 25,965.57 : x
  2. Step 2: Convert to fraction form
    42,646.92/63,887.22 = 25,965.57/x
  3. Step 3: Cross multiply
    42,646.92x = 63,887.22 × 25,965.57
  4. Step 4: Simplify right side
    42,646.92x = 1,658,868,083.02
  5. Step 5: Solve for x
    x = 1,658,868,083.02/42,646.92
  6. Step 6: Final answer
    x = 38,897.72

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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.