Home / 17,615.66-26,432.15-7,085.25

Finding the Fourth Proportional to 17,615.66, 26,432.15 and 7,085.25

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Solution

The fourth proportional to 17,615.66, 26,432.15 and 7,085.25 is: 10,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615.66 : 26,432.15 = 7,085.25 : x
  2. Step 2: Convert to fraction form
    17,615.66/26,432.15 = 7,085.25/x
  3. Step 3: Cross multiply
    17,615.66x = 26,432.15 × 7,085.25
  4. Step 4: Simplify right side
    17,615.66x = 187,278,355.36
  5. Step 5: Solve for x
    x = 187,278,355.36/17,615.66
  6. Step 6: Final answer
    x = 10,631.36

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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.