Home / 15,386.18-23,079.26-8,807.73

Finding the Fourth Proportional to 15,386.18, 23,079.26 and 8,807.73

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Solution

The fourth proportional to 15,386.18, 23,079.26 and 8,807.73 is: 13,211.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386.18 : 23,079.26 = 8,807.73 : x
  2. Step 2: Convert to fraction form
    15,386.18/23,079.26 = 8,807.73/x
  3. Step 3: Cross multiply
    15,386.18x = 23,079.26 × 8,807.73
  4. Step 4: Simplify right side
    15,386.18x = 203,275,826.15
  5. Step 5: Solve for x
    x = 203,275,826.15/15,386.18
  6. Step 6: Final answer
    x = 13,211.59

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Double scale
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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.