Home / 27,192.42-40,766.67-10,543.86

Finding the Fourth Proportional to 27,192.42, 40,766.67 and 10,543.86

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Solution

The fourth proportional to 27,192.42, 40,766.67 and 10,543.86 is: 15,807.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,192.42 : 40,766.67 = 10,543.86 : x
  2. Step 2: Convert to fraction form
    27,192.42/40,766.67 = 10,543.86/x
  3. Step 3: Cross multiply
    27,192.42x = 40,766.67 × 10,543.86
  4. Step 4: Simplify right side
    27,192.42x = 429,838,061.15
  5. Step 5: Solve for x
    x = 429,838,061.15/27,192.42
  6. Step 6: Final answer
    x = 15,807.28

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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.