Home / 27,211.46-40,817.10-15,359.86

Finding the Fourth Proportional to 27,211.46, 40,817.10 and 15,359.86

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Solution

The fourth proportional to 27,211.46, 40,817.10 and 15,359.86 is: 23,039.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.46 : 40,817.10 = 15,359.86 : x
  2. Step 2: Convert to fraction form
    27,211.46/40,817.10 = 15,359.86/x
  3. Step 3: Cross multiply
    27,211.46x = 40,817.10 × 15,359.86
  4. Step 4: Simplify right side
    27,211.46x = 626,944,941.61
  5. Step 5: Solve for x
    x = 626,944,941.61/27,211.46
  6. Step 6: Final answer
    x = 23,039.74

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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.