Home / 42,652.63-63,951.54-17,709.90

Finding the Fourth Proportional to 42,652.63, 63,951.54 and 17,709.90

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Solution

The fourth proportional to 42,652.63, 63,951.54 and 17,709.90 is: 26,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,652.63 : 63,951.54 = 17,709.90 : x
  2. Step 2: Convert to fraction form
    42,652.63/63,951.54 = 17,709.90/x
  3. Step 3: Cross multiply
    42,652.63x = 63,951.54 × 17,709.90
  4. Step 4: Simplify right side
    42,652.63x = 1,132,575,378.25
  5. Step 5: Solve for x
    x = 1,132,575,378.25/42,652.63
  6. Step 6: Final answer
    x = 26,553.47

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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.