Home / 52,065.05-71,849.77-28,191.71

Finding the Fourth Proportional to 52,065.05, 71,849.77 and 28,191.71

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Solution

The fourth proportional to 52,065.05, 71,849.77 and 28,191.71 is: 38,904.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,065.05 : 71,849.77 = 28,191.71 : x
  2. Step 2: Convert to fraction form
    52,065.05/71,849.77 = 28,191.71/x
  3. Step 3: Cross multiply
    52,065.05x = 71,849.77 × 28,191.71
  4. Step 4: Simplify right side
    52,065.05x = 2,025,567,988.55
  5. Step 5: Solve for x
    x = 2,025,567,988.55/52,065.05
  6. Step 6: Final answer
    x = 38,904.57

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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.