Home / 45,624.60-68,443.38-14,037.28

Finding the Fourth Proportional to 45,624.60, 68,443.38 and 14,037.28

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Solution

The fourth proportional to 45,624.60, 68,443.38 and 14,037.28 is: 21,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,624.60 : 68,443.38 = 14,037.28 : x
  2. Step 2: Convert to fraction form
    45,624.60/68,443.38 = 14,037.28/x
  3. Step 3: Cross multiply
    45,624.60x = 68,443.38 × 14,037.28
  4. Step 4: Simplify right side
    45,624.60x = 960,758,718.10
  5. Step 5: Solve for x
    x = 960,758,718.10/45,624.60
  6. Step 6: Final answer
    x = 21,057.91

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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.