Home / 38,170.69-52,675.87-21,176.04

Finding the Fourth Proportional to 38,170.69, 52,675.87 and 21,176.04

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Solution

The fourth proportional to 38,170.69, 52,675.87 and 21,176.04 is: 29,223.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,170.69 : 52,675.87 = 21,176.04 : x
  2. Step 2: Convert to fraction form
    38,170.69/52,675.87 = 21,176.04/x
  3. Step 3: Cross multiply
    38,170.69x = 52,675.87 × 21,176.04
  4. Step 4: Simplify right side
    38,170.69x = 1,115,466,330.15
  5. Step 5: Solve for x
    x = 1,115,466,330.15/38,170.69
  6. Step 6: Final answer
    x = 29,223.11

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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.