Home / 22,759.76-34,081.08-18,296.40

Finding the Fourth Proportional to 22,759.76, 34,081.08 and 18,296.40

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Solution

The fourth proportional to 22,759.76, 34,081.08 and 18,296.40 is: 27,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,759.76 : 34,081.08 = 18,296.40 : x
  2. Step 2: Convert to fraction form
    22,759.76/34,081.08 = 18,296.40/x
  3. Step 3: Cross multiply
    22,759.76x = 34,081.08 × 18,296.40
  4. Step 4: Simplify right side
    22,759.76x = 623,561,072.11
  5. Step 5: Solve for x
    x = 623,561,072.11/22,759.76
  6. Step 6: Final answer
    x = 27,397.52

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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.