Home / 14,747.02-20,358.18-10,055.90

Finding the Fourth Proportional to 14,747.02, 20,358.18 and 10,055.90

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Solution

The fourth proportional to 14,747.02, 20,358.18 and 10,055.90 is: 13,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.02 : 20,358.18 = 10,055.90 : x
  2. Step 2: Convert to fraction form
    14,747.02/20,358.18 = 10,055.90/x
  3. Step 3: Cross multiply
    14,747.02x = 20,358.18 × 10,055.90
  4. Step 4: Simplify right side
    14,747.02x = 204,719,873.16
  5. Step 5: Solve for x
    x = 204,719,873.16/14,747.02
  6. Step 6: Final answer
    x = 13,882.12

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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.