Home / 51,423.60-77,141.40-16,366.80

Finding the Fourth Proportional to 51,423.60, 77,141.40 and 16,366.80

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Solution

The fourth proportional to 51,423.60, 77,141.40 and 16,366.80 is: 24,552.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,423.60 : 77,141.40 = 16,366.80 : x
  2. Step 2: Convert to fraction form
    51,423.60/77,141.40 = 16,366.80/x
  3. Step 3: Cross multiply
    51,423.60x = 77,141.40 × 16,366.80
  4. Step 4: Simplify right side
    51,423.60x = 1,262,557,865.52
  5. Step 5: Solve for x
    x = 1,262,557,865.52/51,423.60
  6. Step 6: Final answer
    x = 24,552.11

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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.