Home / 51,932.50-77,890.85-14,488.63

Finding the Fourth Proportional to 51,932.50, 77,890.85 and 14,488.63

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Solution

The fourth proportional to 51,932.50, 77,890.85 and 14,488.63 is: 21,730.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,932.50 : 77,890.85 = 14,488.63 : x
  2. Step 2: Convert to fraction form
    51,932.50/77,890.85 = 14,488.63/x
  3. Step 3: Cross multiply
    51,932.50x = 77,890.85 × 14,488.63
  4. Step 4: Simplify right side
    51,932.50x = 1,128,531,742.26
  5. Step 5: Solve for x
    x = 1,128,531,742.26/51,932.50
  6. Step 6: Final answer
    x = 21,730.74

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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.