Home / 27,225.39-40,818.89-10,571.55

Finding the Fourth Proportional to 27,225.39, 40,818.89 and 10,571.55

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Solution

The fourth proportional to 27,225.39, 40,818.89 and 10,571.55 is: 15,849.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,225.39 : 40,818.89 = 10,571.55 : x
  2. Step 2: Convert to fraction form
    27,225.39/40,818.89 = 10,571.55/x
  3. Step 3: Cross multiply
    27,225.39x = 40,818.89 × 10,571.55
  4. Step 4: Simplify right side
    27,225.39x = 431,518,883.72
  5. Step 5: Solve for x
    x = 431,518,883.72/27,225.39
  6. Step 6: Final answer
    x = 15,849.87

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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.