Home / 15,876.91-23,815.36-10,945.22

Finding the Fourth Proportional to 15,876.91, 23,815.36 and 10,945.22

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Solution

The fourth proportional to 15,876.91, 23,815.36 and 10,945.22 is: 16,417.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,876.91 : 23,815.36 = 10,945.22 : x
  2. Step 2: Convert to fraction form
    15,876.91/23,815.36 = 10,945.22/x
  3. Step 3: Cross multiply
    15,876.91x = 23,815.36 × 10,945.22
  4. Step 4: Simplify right side
    15,876.91x = 260,664,354.58
  5. Step 5: Solve for x
    x = 260,664,354.58/15,876.91
  6. Step 6: Final answer
    x = 16,417.83

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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.