Home / 42,341.40-63,512.12-10,753.83

Finding the Fourth Proportional to 42,341.40, 63,512.12 and 10,753.83

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Solution

The fourth proportional to 42,341.40, 63,512.12 and 10,753.83 is: 16,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,341.40 : 63,512.12 = 10,753.83 : x
  2. Step 2: Convert to fraction form
    42,341.40/63,512.12 = 10,753.83/x
  3. Step 3: Cross multiply
    42,341.40x = 63,512.12 × 10,753.83
  4. Step 4: Simplify right side
    42,341.40x = 682,998,568.30
  5. Step 5: Solve for x
    x = 682,998,568.30/42,341.40
  6. Step 6: Final answer
    x = 16,130.75

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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.