Home / 14,248.90-21,373.72-6,750.71

Finding the Fourth Proportional to 14,248.90, 21,373.72 and 6,750.71

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Solution

The fourth proportional to 14,248.90, 21,373.72 and 6,750.71 is: 10,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,248.90 : 21,373.72 = 6,750.71 : x
  2. Step 2: Convert to fraction form
    14,248.90/21,373.72 = 6,750.71/x
  3. Step 3: Cross multiply
    14,248.90x = 21,373.72 × 6,750.71
  4. Step 4: Simplify right side
    14,248.90x = 144,287,686.91
  5. Step 5: Solve for x
    x = 144,287,686.91/14,248.90
  6. Step 6: Final answer
    x = 10,126.23

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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.