Home / 26,330.60-36,336.92-15,726.35

Finding the Fourth Proportional to 26,330.60, 36,336.92 and 15,726.35

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Solution

The fourth proportional to 26,330.60, 36,336.92 and 15,726.35 is: 21,702.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,330.60 : 36,336.92 = 15,726.35 : x
  2. Step 2: Convert to fraction form
    26,330.60/36,336.92 = 15,726.35/x
  3. Step 3: Cross multiply
    26,330.60x = 36,336.92 × 15,726.35
  4. Step 4: Simplify right side
    26,330.60x = 571,447,121.84
  5. Step 5: Solve for x
    x = 571,447,121.84/26,330.60
  6. Step 6: Final answer
    x = 21,702.78

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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.