Home / 15,345.82-23,040.27-7,854.73

Finding the Fourth Proportional to 15,345.82, 23,040.27 and 7,854.73

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Solution

The fourth proportional to 15,345.82, 23,040.27 and 7,854.73 is: 11,793.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345.82 : 23,040.27 = 7,854.73 : x
  2. Step 2: Convert to fraction form
    15,345.82/23,040.27 = 7,854.73/x
  3. Step 3: Cross multiply
    15,345.82x = 23,040.27 × 7,854.73
  4. Step 4: Simplify right side
    15,345.82x = 180,975,099.98
  5. Step 5: Solve for x
    x = 180,975,099.98/15,345.82
  6. Step 6: Final answer
    x = 11,793.12

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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.