Home / 14,517.52-21,779.22-5,752.76

Finding the Fourth Proportional to 14,517.52, 21,779.22 and 5,752.76

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Solution

The fourth proportional to 14,517.52, 21,779.22 and 5,752.76 is: 8,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.52 : 21,779.22 = 5,752.76 : x
  2. Step 2: Convert to fraction form
    14,517.52/21,779.22 = 5,752.76/x
  3. Step 3: Cross multiply
    14,517.52x = 21,779.22 × 5,752.76
  4. Step 4: Simplify right side
    14,517.52x = 125,290,625.65
  5. Step 5: Solve for x
    x = 125,290,625.65/14,517.52
  6. Step 6: Final answer
    x = 8,630.31

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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.