Home / 15,195.30-22,779.06-5,329.18

Finding the Fourth Proportional to 15,195.30, 22,779.06 and 5,329.18

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Solution

The fourth proportional to 15,195.30, 22,779.06 and 5,329.18 is: 7,988.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,195.30 : 22,779.06 = 5,329.18 : x
  2. Step 2: Convert to fraction form
    15,195.30/22,779.06 = 5,329.18/x
  3. Step 3: Cross multiply
    15,195.30x = 22,779.06 × 5,329.18
  4. Step 4: Simplify right side
    15,195.30x = 121,393,710.97
  5. Step 5: Solve for x
    x = 121,393,710.97/15,195.30
  6. Step 6: Final answer
    x = 7,988.90

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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.