Home / 28,189.46-38,891.97-16,252.53

Finding the Fourth Proportional to 28,189.46, 38,891.97 and 16,252.53

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Solution

The fourth proportional to 28,189.46, 38,891.97 and 16,252.53 is: 22,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,189.46 : 38,891.97 = 16,252.53 : x
  2. Step 2: Convert to fraction form
    28,189.46/38,891.97 = 16,252.53/x
  3. Step 3: Cross multiply
    28,189.46x = 38,891.97 × 16,252.53
  4. Step 4: Simplify right side
    28,189.46x = 632,092,909.18
  5. Step 5: Solve for x
    x = 632,092,909.18/28,189.46
  6. Step 6: Final answer
    x = 22,423.03

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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.