Home / 14,591.50-21,890.45-4,731.77

Finding the Fourth Proportional to 14,591.50, 21,890.45 and 4,731.77

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Solution

The fourth proportional to 14,591.50, 21,890.45 and 4,731.77 is: 7,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591.50 : 21,890.45 = 4,731.77 : x
  2. Step 2: Convert to fraction form
    14,591.50/21,890.45 = 4,731.77/x
  3. Step 3: Cross multiply
    14,591.50x = 21,890.45 × 4,731.77
  4. Step 4: Simplify right side
    14,591.50x = 103,580,605.66
  5. Step 5: Solve for x
    x = 103,580,605.66/14,591.50
  6. Step 6: Final answer
    x = 7,098.70

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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.