Home / 36,640.54-54,891.55-31,654.18

Finding the Fourth Proportional to 36,640.54, 54,891.55 and 31,654.18

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Solution

The fourth proportional to 36,640.54, 54,891.55 and 31,654.18 is: 47,421.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.54 : 54,891.55 = 31,654.18 : x
  2. Step 2: Convert to fraction form
    36,640.54/54,891.55 = 31,654.18/x
  3. Step 3: Cross multiply
    36,640.54x = 54,891.55 × 31,654.18
  4. Step 4: Simplify right side
    36,640.54x = 1,737,547,004.18
  5. Step 5: Solve for x
    x = 1,737,547,004.18/36,640.54
  6. Step 6: Final answer
    x = 47,421.44

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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.