Home / 75,011.52-112,517.82-22,421.46

Finding the Fourth Proportional to 75,011.52, 112,517.82 and 22,421.46

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Solution

The fourth proportional to 75,011.52, 112,517.82 and 22,421.46 is: 33,632.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,011.52 : 112,517.82 = 22,421.46 : x
  2. Step 2: Convert to fraction form
    75,011.52/112,517.82 = 22,421.46/x
  3. Step 3: Cross multiply
    75,011.52x = 112,517.82 × 22,421.46
  4. Step 4: Simplify right side
    75,011.52x = 2,522,813,800.42
  5. Step 5: Solve for x
    x = 2,522,813,800.42/75,011.52
  6. Step 6: Final answer
    x = 33,632.35

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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.