Home / 26,660.34-39,996.18-9,125.46

Finding the Fourth Proportional to 26,660.34, 39,996.18 and 9,125.46

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Solution

The fourth proportional to 26,660.34, 39,996.18 and 9,125.46 is: 13,690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,660.34 : 39,996.18 = 9,125.46 : x
  2. Step 2: Convert to fraction form
    26,660.34/39,996.18 = 9,125.46/x
  3. Step 3: Cross multiply
    26,660.34x = 39,996.18 × 9,125.46
  4. Step 4: Simplify right side
    26,660.34x = 364,983,540.74
  5. Step 5: Solve for x
    x = 364,983,540.74/26,660.34
  6. Step 6: Final answer
    x = 13,690.13

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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.