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Finding the Fourth Proportional to 26,661.52, 36,800.03 and 15,332.26

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Solution

The fourth proportional to 26,661.52, 36,800.03 and 15,332.26 is: 21,162.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,661.52 : 36,800.03 = 15,332.26 : x
  2. Step 2: Convert to fraction form
    26,661.52/36,800.03 = 15,332.26/x
  3. Step 3: Cross multiply
    26,661.52x = 36,800.03 × 15,332.26
  4. Step 4: Simplify right side
    26,661.52x = 564,227,627.97
  5. Step 5: Solve for x
    x = 564,227,627.97/26,661.52
  6. Step 6: Final answer
    x = 21,162.62

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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.