Home / 10,230.18-15,345.27-6,766.62

Finding the Fourth Proportional to 10,230.18, 15,345.27 and 6,766.62

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Solution

The fourth proportional to 10,230.18, 15,345.27 and 6,766.62 is: 10,149.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230.18 : 15,345.27 = 6,766.62 : x
  2. Step 2: Convert to fraction form
    10,230.18/15,345.27 = 6,766.62/x
  3. Step 3: Cross multiply
    10,230.18x = 15,345.27 × 6,766.62
  4. Step 4: Simplify right side
    10,230.18x = 103,835,610.89
  5. Step 5: Solve for x
    x = 103,835,610.89/10,230.18
  6. Step 6: Final answer
    x = 10,149.93

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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.