Home / 40,211.30-60,316.58-10,225.61

Finding the Fourth Proportional to 40,211.30, 60,316.58 and 10,225.61

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Solution

The fourth proportional to 40,211.30, 60,316.58 and 10,225.61 is: 15,338.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,211.30 : 60,316.58 = 10,225.61 : x
  2. Step 2: Convert to fraction form
    40,211.30/60,316.58 = 10,225.61/x
  3. Step 3: Cross multiply
    40,211.30x = 60,316.58 × 10,225.61
  4. Step 4: Simplify right side
    40,211.30x = 616,773,470.90
  5. Step 5: Solve for x
    x = 616,773,470.90/40,211.30
  6. Step 6: Final answer
    x = 15,338.31

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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.