Home / 26,760.98-40,139.93-8,040.62

Finding the Fourth Proportional to 26,760.98, 40,139.93 and 8,040.62

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Solution

The fourth proportional to 26,760.98, 40,139.93 and 8,040.62 is: 12,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,760.98 : 40,139.93 = 8,040.62 : x
  2. Step 2: Convert to fraction form
    26,760.98/40,139.93 = 8,040.62/x
  3. Step 3: Cross multiply
    26,760.98x = 40,139.93 × 8,040.62
  4. Step 4: Simplify right side
    26,760.98x = 322,750,044.41
  5. Step 5: Solve for x
    x = 322,750,044.41/26,760.98
  6. Step 6: Final answer
    x = 12,060.47

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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.