Home / 26,407.69-36,442.61-15,229.69

Finding the Fourth Proportional to 26,407.69, 36,442.61 and 15,229.69

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Solution

The fourth proportional to 26,407.69, 36,442.61 and 15,229.69 is: 21,016.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407.69 : 36,442.61 = 15,229.69 : x
  2. Step 2: Convert to fraction form
    26,407.69/36,442.61 = 15,229.69/x
  3. Step 3: Cross multiply
    26,407.69x = 36,442.61 × 15,229.69
  4. Step 4: Simplify right side
    26,407.69x = 555,009,600.06
  5. Step 5: Solve for x
    x = 555,009,600.06/26,407.69
  6. Step 6: Final answer
    x = 21,016.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.