Home / 26,660.01-40,014.62-13,521.61

Finding the Fourth Proportional to 26,660.01, 40,014.62 and 13,521.61

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Solution

The fourth proportional to 26,660.01, 40,014.62 and 13,521.61 is: 20,294.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,660.01 : 40,014.62 = 13,521.61 : x
  2. Step 2: Convert to fraction form
    26,660.01/40,014.62 = 13,521.61/x
  3. Step 3: Cross multiply
    26,660.01x = 40,014.62 × 13,521.61
  4. Step 4: Simplify right side
    26,660.01x = 541,062,085.94
  5. Step 5: Solve for x
    x = 541,062,085.94/26,660.01
  6. Step 6: Final answer
    x = 20,294.89

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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.