Home / 42,334.30-63,500.82-10,313.74

Finding the Fourth Proportional to 42,334.30, 63,500.82 and 10,313.74

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Solution

The fourth proportional to 42,334.30, 63,500.82 and 10,313.74 is: 15,470.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,334.30 : 63,500.82 = 10,313.74 : x
  2. Step 2: Convert to fraction form
    42,334.30/63,500.82 = 10,313.74/x
  3. Step 3: Cross multiply
    42,334.30x = 63,500.82 × 10,313.74
  4. Step 4: Simplify right side
    42,334.30x = 654,930,947.27
  5. Step 5: Solve for x
    x = 654,930,947.27/42,334.30
  6. Step 6: Final answer
    x = 15,470.46

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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.