Home / 26,560.40-36,653.82-15,229.88

Finding the Fourth Proportional to 26,560.40, 36,653.82 and 15,229.88

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Solution

The fourth proportional to 26,560.40, 36,653.82 and 15,229.88 is: 21,017.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,560.40 : 36,653.82 = 15,229.88 : x
  2. Step 2: Convert to fraction form
    26,560.40/36,653.82 = 15,229.88/x
  3. Step 3: Cross multiply
    26,560.40x = 36,653.82 × 15,229.88
  4. Step 4: Simplify right side
    26,560.40x = 558,233,280.14
  5. Step 5: Solve for x
    x = 558,233,280.14/26,560.40
  6. Step 6: Final answer
    x = 21,017.50

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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.