Home / 51,387.55-77,080.23-23,685.55

Finding the Fourth Proportional to 51,387.55, 77,080.23 and 23,685.55

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Solution

The fourth proportional to 51,387.55, 77,080.23 and 23,685.55 is: 35,527.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,387.55 : 77,080.23 = 23,685.55 : x
  2. Step 2: Convert to fraction form
    51,387.55/77,080.23 = 23,685.55/x
  3. Step 3: Cross multiply
    51,387.55x = 77,080.23 × 23,685.55
  4. Step 4: Simplify right side
    51,387.55x = 1,825,687,641.68
  5. Step 5: Solve for x
    x = 1,825,687,641.68/51,387.55
  6. Step 6: Final answer
    x = 35,527.82

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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.