Home / 42,588.34-63,890.20-17,614.82

Finding the Fourth Proportional to 42,588.34, 63,890.20 and 17,614.82

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Solution

The fourth proportional to 42,588.34, 63,890.20 and 17,614.82 is: 26,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,588.34 : 63,890.20 = 17,614.82 : x
  2. Step 2: Convert to fraction form
    42,588.34/63,890.20 = 17,614.82/x
  3. Step 3: Cross multiply
    42,588.34x = 63,890.20 × 17,614.82
  4. Step 4: Simplify right side
    42,588.34x = 1,125,414,372.76
  5. Step 5: Solve for x
    x = 1,125,414,372.76/42,588.34
  6. Step 6: Final answer
    x = 26,425.41

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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.