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Finding the Fourth Proportional to 19,062.49, 28,598.19 and 5,914.18

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Solution

The fourth proportional to 19,062.49, 28,598.19 and 5,914.18 is: 8,872.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062.49 : 28,598.19 = 5,914.18 : x
  2. Step 2: Convert to fraction form
    19,062.49/28,598.19 = 5,914.18/x
  3. Step 3: Cross multiply
    19,062.49x = 28,598.19 × 5,914.18
  4. Step 4: Simplify right side
    19,062.49x = 169,134,843.33
  5. Step 5: Solve for x
    x = 169,134,843.33/19,062.49
  6. Step 6: Final answer
    x = 8,872.65

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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.