Home / 42,606.34-63,909.92-11,441.59

Finding the Fourth Proportional to 42,606.34, 63,909.92 and 11,441.59

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Solution

The fourth proportional to 42,606.34, 63,909.92 and 11,441.59 is: 17,162.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,606.34 : 63,909.92 = 11,441.59 : x
  2. Step 2: Convert to fraction form
    42,606.34/63,909.92 = 11,441.59/x
  3. Step 3: Cross multiply
    42,606.34x = 63,909.92 × 11,441.59
  4. Step 4: Simplify right side
    42,606.34x = 731,231,101.57
  5. Step 5: Solve for x
    x = 731,231,101.57/42,606.34
  6. Step 6: Final answer
    x = 17,162.50

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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.