Home / 26,666.82-36,799.11-15,335.46

Finding the Fourth Proportional to 26,666.82, 36,799.11 and 15,335.46

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Solution

The fourth proportional to 26,666.82, 36,799.11 and 15,335.46 is: 21,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,666.82 : 36,799.11 = 15,335.46 : x
  2. Step 2: Convert to fraction form
    26,666.82/36,799.11 = 15,335.46/x
  3. Step 3: Cross multiply
    26,666.82x = 36,799.11 × 15,335.46
  4. Step 4: Simplify right side
    26,666.82x = 564,331,279.44
  5. Step 5: Solve for x
    x = 564,331,279.44/26,666.82
  6. Step 6: Final answer
    x = 21,162.30

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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.