Home / 14,013.97-21,020.90-4,654.69

Finding the Fourth Proportional to 14,013.97, 21,020.90 and 4,654.69

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Solution

The fourth proportional to 14,013.97, 21,020.90 and 4,654.69 is: 6,982.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.97 : 21,020.90 = 4,654.69 : x
  2. Step 2: Convert to fraction form
    14,013.97/21,020.90 = 4,654.69/x
  3. Step 3: Cross multiply
    14,013.97x = 21,020.90 × 4,654.69
  4. Step 4: Simplify right side
    14,013.97x = 97,845,773.02
  5. Step 5: Solve for x
    x = 97,845,773.02/14,013.97
  6. Step 6: Final answer
    x = 6,982.02

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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.