Home / 26,672.81-40,011.25-7,951.41

Finding the Fourth Proportional to 26,672.81, 40,011.25 and 7,951.41

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Solution

The fourth proportional to 26,672.81, 40,011.25 and 7,951.41 is: 11,927.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.81 : 40,011.25 = 7,951.41 : x
  2. Step 2: Convert to fraction form
    26,672.81/40,011.25 = 7,951.41/x
  3. Step 3: Cross multiply
    26,672.81x = 40,011.25 × 7,951.41
  4. Step 4: Simplify right side
    26,672.81x = 318,146,013.34
  5. Step 5: Solve for x
    x = 318,146,013.34/26,672.81
  6. Step 6: Final answer
    x = 11,927.73

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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.