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Finding the Fourth Proportional to 36,695.33, 55,042.88 and 10,400.30

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Solution

The fourth proportional to 36,695.33, 55,042.88 and 10,400.30 is: 15,600.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,695.33 : 55,042.88 = 10,400.30 : x
  2. Step 2: Convert to fraction form
    36,695.33/55,042.88 = 10,400.30/x
  3. Step 3: Cross multiply
    36,695.33x = 55,042.88 × 10,400.30
  4. Step 4: Simplify right side
    36,695.33x = 572,462,189.65
  5. Step 5: Solve for x
    x = 572,462,189.65/36,695.33
  6. Step 6: Final answer
    x = 15,600.41

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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.