Home / 17,020.38-25,520.84-9,113.16

Finding the Fourth Proportional to 17,020.38, 25,520.84 and 9,113.16

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Solution

The fourth proportional to 17,020.38, 25,520.84 and 9,113.16 is: 13,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.38 : 25,520.84 = 9,113.16 : x
  2. Step 2: Convert to fraction form
    17,020.38/25,520.84 = 9,113.16/x
  3. Step 3: Cross multiply
    17,020.38x = 25,520.84 × 9,113.16
  4. Step 4: Simplify right side
    17,020.38x = 232,575,498.25
  5. Step 5: Solve for x
    x = 232,575,498.25/17,020.38
  6. Step 6: Final answer
    x = 13,664.53

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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.