Home / 42,176.59-63,263.65-11,011.84

Finding the Fourth Proportional to 42,176.59, 63,263.65 and 11,011.84

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Solution

The fourth proportional to 42,176.59, 63,263.65 and 11,011.84 is: 16,517.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,176.59 : 63,263.65 = 11,011.84 : x
  2. Step 2: Convert to fraction form
    42,176.59/63,263.65 = 11,011.84/x
  3. Step 3: Cross multiply
    42,176.59x = 63,263.65 × 11,011.84
  4. Step 4: Simplify right side
    42,176.59x = 696,649,191.62
  5. Step 5: Solve for x
    x = 696,649,191.62/42,176.59
  6. Step 6: Final answer
    x = 16,517.44

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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.