Home / 42,073.70-63,050.40-30,892.66

Finding the Fourth Proportional to 42,073.70, 63,050.40 and 30,892.66

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Solution

The fourth proportional to 42,073.70, 63,050.40 and 30,892.66 is: 46,294.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,073.70 : 63,050.40 = 30,892.66 : x
  2. Step 2: Convert to fraction form
    42,073.70/63,050.40 = 30,892.66/x
  3. Step 3: Cross multiply
    42,073.70x = 63,050.40 × 30,892.66
  4. Step 4: Simplify right side
    42,073.70x = 1,947,794,412.44
  5. Step 5: Solve for x
    x = 1,947,794,412.44/42,073.70
  6. Step 6: Final answer
    x = 46,294.83

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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.