Home / 38,519.36-57,779.04-15,148.16

Finding the Fourth Proportional to 38,519.36, 57,779.04 and 15,148.16

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Solution

The fourth proportional to 38,519.36, 57,779.04 and 15,148.16 is: 22,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,519.36 : 57,779.04 = 15,148.16 : x
  2. Step 2: Convert to fraction form
    38,519.36/57,779.04 = 15,148.16/x
  3. Step 3: Cross multiply
    38,519.36x = 57,779.04 × 15,148.16
  4. Step 4: Simplify right side
    38,519.36x = 875,246,142.57
  5. Step 5: Solve for x
    x = 875,246,142.57/38,519.36
  6. Step 6: Final answer
    x = 22,722.24

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Similar ratio
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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.