Home / 45,909.38-68,913.28-23,716.80

Finding the Fourth Proportional to 45,909.38, 68,913.28 and 23,716.80

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Solution

The fourth proportional to 45,909.38, 68,913.28 and 23,716.80 is: 35,600.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,909.38 : 68,913.28 = 23,716.80 : x
  2. Step 2: Convert to fraction form
    45,909.38/68,913.28 = 23,716.80/x
  3. Step 3: Cross multiply
    45,909.38x = 68,913.28 × 23,716.80
  4. Step 4: Simplify right side
    45,909.38x = 1,634,402,508.75
  5. Step 5: Solve for x
    x = 1,634,402,508.75/45,909.38
  6. Step 6: Final answer
    x = 35,600.62

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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.