Home / 14,175.28-21,262.92-6,374.98

Finding the Fourth Proportional to 14,175.28, 21,262.92 and 6,374.98

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Solution

The fourth proportional to 14,175.28, 21,262.92 and 6,374.98 is: 9,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.28 : 21,262.92 = 6,374.98 : x
  2. Step 2: Convert to fraction form
    14,175.28/21,262.92 = 6,374.98/x
  3. Step 3: Cross multiply
    14,175.28x = 21,262.92 × 6,374.98
  4. Step 4: Simplify right side
    14,175.28x = 135,550,689.74
  5. Step 5: Solve for x
    x = 135,550,689.74/14,175.28
  6. Step 6: Final answer
    x = 9,562.47

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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.