Home / 14,687.28-22,037.40-9,146.88

Finding the Fourth Proportional to 14,687.28, 22,037.40 and 9,146.88

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Solution

The fourth proportional to 14,687.28, 22,037.40 and 9,146.88 is: 13,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.28 : 22,037.40 = 9,146.88 : x
  2. Step 2: Convert to fraction form
    14,687.28/22,037.40 = 9,146.88/x
  3. Step 3: Cross multiply
    14,687.28x = 22,037.40 × 9,146.88
  4. Step 4: Simplify right side
    14,687.28x = 201,573,453.31
  5. Step 5: Solve for x
    x = 201,573,453.31/14,687.28
  6. Step 6: Final answer
    x = 13,724.36

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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.