Home / 30,020.12-41,432.91-17,452.16

Finding the Fourth Proportional to 30,020.12, 41,432.91 and 17,452.16

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Solution

The fourth proportional to 30,020.12, 41,432.91 and 17,452.16 is: 24,086.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,020.12 : 41,432.91 = 17,452.16 : x
  2. Step 2: Convert to fraction form
    30,020.12/41,432.91 = 17,452.16/x
  3. Step 3: Cross multiply
    30,020.12x = 41,432.91 × 17,452.16
  4. Step 4: Simplify right side
    30,020.12x = 723,093,774.59
  5. Step 5: Solve for x
    x = 723,093,774.59/30,020.12
  6. Step 6: Final answer
    x = 24,086.97

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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.