Home / 17,490.15-26,242.97-9,168.18

Finding the Fourth Proportional to 17,490.15, 26,242.97 and 9,168.18

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Solution

The fourth proportional to 17,490.15, 26,242.97 and 9,168.18 is: 13,756.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.15 : 26,242.97 = 9,168.18 : x
  2. Step 2: Convert to fraction form
    17,490.15/26,242.97 = 9,168.18/x
  3. Step 3: Cross multiply
    17,490.15x = 26,242.97 × 9,168.18
  4. Step 4: Simplify right side
    17,490.15x = 240,600,226.85
  5. Step 5: Solve for x
    x = 240,600,226.85/17,490.15
  6. Step 6: Final answer
    x = 13,756.33

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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.