Home / 54,723.50-75,511.07-31,752.71

Finding the Fourth Proportional to 54,723.50, 75,511.07 and 31,752.71

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Solution

The fourth proportional to 54,723.50, 75,511.07 and 31,752.71 is: 43,814.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,723.50 : 75,511.07 = 31,752.71 : x
  2. Step 2: Convert to fraction form
    54,723.50/75,511.07 = 31,752.71/x
  3. Step 3: Cross multiply
    54,723.50x = 75,511.07 × 31,752.71
  4. Step 4: Simplify right side
    54,723.50x = 2,397,680,973.42
  5. Step 5: Solve for x
    x = 2,397,680,973.42/54,723.50
  6. Step 6: Final answer
    x = 43,814.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.