Home / 28,096.44-38,774.20-16,159.76

Finding the Fourth Proportional to 28,096.44, 38,774.20 and 16,159.76

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Solution

The fourth proportional to 28,096.44, 38,774.20 and 16,159.76 is: 22,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096.44 : 38,774.20 = 16,159.76 : x
  2. Step 2: Convert to fraction form
    28,096.44/38,774.20 = 16,159.76/x
  3. Step 3: Cross multiply
    28,096.44x = 38,774.20 × 16,159.76
  4. Step 4: Simplify right side
    28,096.44x = 626,581,766.19
  5. Step 5: Solve for x
    x = 626,581,766.19/28,096.44
  6. Step 6: Final answer
    x = 22,301.11

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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.