Home / 21,084.98-29,097.29-11,524.95

Finding the Fourth Proportional to 21,084.98, 29,097.29 and 11,524.95

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Solution

The fourth proportional to 21,084.98, 29,097.29 and 11,524.95 is: 15,904.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,084.98 : 29,097.29 = 11,524.95 : x
  2. Step 2: Convert to fraction form
    21,084.98/29,097.29 = 11,524.95/x
  3. Step 3: Cross multiply
    21,084.98x = 29,097.29 × 11,524.95
  4. Step 4: Simplify right side
    21,084.98x = 335,344,841.20
  5. Step 5: Solve for x
    x = 335,344,841.20/21,084.98
  6. Step 6: Final answer
    x = 15,904.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.