Home / 12,447.97-18,652.51-10,591.45

Finding the Fourth Proportional to 12,447.97, 18,652.51 and 10,591.45

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Solution

The fourth proportional to 12,447.97, 18,652.51 and 10,591.45 is: 15,870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,447.97 : 18,652.51 = 10,591.45 : x
  2. Step 2: Convert to fraction form
    12,447.97/18,652.51 = 10,591.45/x
  3. Step 3: Cross multiply
    12,447.97x = 18,652.51 × 10,591.45
  4. Step 4: Simplify right side
    12,447.97x = 197,557,127.04
  5. Step 5: Solve for x
    x = 197,557,127.04/12,447.97
  6. Step 6: Final answer
    x = 15,870.63

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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.