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Finding the Fourth Proportional to 18,152.50, 27,230.48 and 7,060.04

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Solution

The fourth proportional to 18,152.50, 27,230.48 and 7,060.04 is: 10,590.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152.50 : 27,230.48 = 7,060.04 : x
  2. Step 2: Convert to fraction form
    18,152.50/27,230.48 = 7,060.04/x
  3. Step 3: Cross multiply
    18,152.50x = 27,230.48 × 7,060.04
  4. Step 4: Simplify right side
    18,152.50x = 192,248,278.02
  5. Step 5: Solve for x
    x = 192,248,278.02/18,152.50
  6. Step 6: Final answer
    x = 10,590.73

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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.