Home / 28,176.91-38,884.14-17,566.58

Finding the Fourth Proportional to 28,176.91, 38,884.14 and 17,566.58

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Solution

The fourth proportional to 28,176.91, 38,884.14 and 17,566.58 is: 24,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,176.91 : 38,884.14 = 17,566.58 : x
  2. Step 2: Convert to fraction form
    28,176.91/38,884.14 = 17,566.58/x
  3. Step 3: Cross multiply
    28,176.91x = 38,884.14 × 17,566.58
  4. Step 4: Simplify right side
    28,176.91x = 683,061,356.04
  5. Step 5: Solve for x
    x = 683,061,356.04/28,176.91
  6. Step 6: Final answer
    x = 24,241.88

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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.