Home / 17,909.32-26,854.75-8,040.15

Finding the Fourth Proportional to 17,909.32, 26,854.75 and 8,040.15

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Solution

The fourth proportional to 17,909.32, 26,854.75 and 8,040.15 is: 12,056.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.32 : 26,854.75 = 8,040.15 : x
  2. Step 2: Convert to fraction form
    17,909.32/26,854.75 = 8,040.15/x
  3. Step 3: Cross multiply
    17,909.32x = 26,854.75 × 8,040.15
  4. Step 4: Simplify right side
    17,909.32x = 215,916,218.21
  5. Step 5: Solve for x
    x = 215,916,218.21/17,909.32
  6. Step 6: Final answer
    x = 12,056.08

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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.