Home / 17,387.18-26,085.32-7,524.15

Finding the Fourth Proportional to 17,387.18, 26,085.32 and 7,524.15

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Solution

The fourth proportional to 17,387.18, 26,085.32 and 7,524.15 is: 11,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387.18 : 26,085.32 = 7,524.15 : x
  2. Step 2: Convert to fraction form
    17,387.18/26,085.32 = 7,524.15/x
  3. Step 3: Cross multiply
    17,387.18x = 26,085.32 × 7,524.15
  4. Step 4: Simplify right side
    17,387.18x = 196,269,860.48
  5. Step 5: Solve for x
    x = 196,269,860.48/17,387.18
  6. Step 6: Final answer
    x = 11,288.19

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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.