Home / 23,712.28-35,560.78-13,187.32

Finding the Fourth Proportional to 23,712.28, 35,560.78 and 13,187.32

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Solution

The fourth proportional to 23,712.28, 35,560.78 and 13,187.32 is: 19,776.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.28 : 35,560.78 = 13,187.32 : x
  2. Step 2: Convert to fraction form
    23,712.28/35,560.78 = 13,187.32/x
  3. Step 3: Cross multiply
    23,712.28x = 35,560.78 × 13,187.32
  4. Step 4: Simplify right side
    23,712.28x = 468,951,385.31
  5. Step 5: Solve for x
    x = 468,951,385.31/23,712.28
  6. Step 6: Final answer
    x = 19,776.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.