Home / 16,720.38-25,082.66-6,188.62

Finding the Fourth Proportional to 16,720.38, 25,082.66 and 6,188.62

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Solution

The fourth proportional to 16,720.38, 25,082.66 and 6,188.62 is: 9,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720.38 : 25,082.66 = 6,188.62 : x
  2. Step 2: Convert to fraction form
    16,720.38/25,082.66 = 6,188.62/x
  3. Step 3: Cross multiply
    16,720.38x = 25,082.66 × 6,188.62
  4. Step 4: Simplify right side
    16,720.38x = 155,227,051.33
  5. Step 5: Solve for x
    x = 155,227,051.33/16,720.38
  6. Step 6: Final answer
    x = 9,283.70

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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.