Home / 42,341.76-63,524.94-18,962.70

Finding the Fourth Proportional to 42,341.76, 63,524.94 and 18,962.70

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Solution

The fourth proportional to 42,341.76, 63,524.94 and 18,962.70 is: 28,449.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,341.76 : 63,524.94 = 18,962.70 : x
  2. Step 2: Convert to fraction form
    42,341.76/63,524.94 = 18,962.70/x
  3. Step 3: Cross multiply
    42,341.76x = 63,524.94 × 18,962.70
  4. Step 4: Simplify right side
    42,341.76x = 1,204,604,379.74
  5. Step 5: Solve for x
    x = 1,204,604,379.74/42,341.76
  6. Step 6: Final answer
    x = 28,449.56

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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.