Home / 29,354.28-43,931.31-18,675.24

Finding the Fourth Proportional to 29,354.28, 43,931.31 and 18,675.24

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Solution

The fourth proportional to 29,354.28, 43,931.31 and 18,675.24 is: 27,949.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,354.28 : 43,931.31 = 18,675.24 : x
  2. Step 2: Convert to fraction form
    29,354.28/43,931.31 = 18,675.24/x
  3. Step 3: Cross multiply
    29,354.28x = 43,931.31 × 18,675.24
  4. Step 4: Simplify right side
    29,354.28x = 820,427,757.76
  5. Step 5: Solve for x
    x = 820,427,757.76/29,354.28
  6. Step 6: Final answer
    x = 27,949.17

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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.