Home / 19,034.12-28,551.18-5,886.20

Finding the Fourth Proportional to 19,034.12, 28,551.18 and 5,886.20

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Solution

The fourth proportional to 19,034.12, 28,551.18 and 5,886.20 is: 8,829.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.12 : 28,551.18 = 5,886.20 : x
  2. Step 2: Convert to fraction form
    19,034.12/28,551.18 = 5,886.20/x
  3. Step 3: Cross multiply
    19,034.12x = 28,551.18 × 5,886.20
  4. Step 4: Simplify right side
    19,034.12x = 168,057,812.96
  5. Step 5: Solve for x
    x = 168,057,812.96/19,034.12
  6. Step 6: Final answer
    x = 8,829.29

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Similar ratio
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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.