Home / 45,756.93-63,167.49-28,770.52

Finding the Fourth Proportional to 45,756.93, 63,167.49 and 28,770.52

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Solution

The fourth proportional to 45,756.93, 63,167.49 and 28,770.52 is: 39,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,756.93 : 63,167.49 = 28,770.52 : x
  2. Step 2: Convert to fraction form
    45,756.93/63,167.49 = 28,770.52/x
  3. Step 3: Cross multiply
    45,756.93x = 63,167.49 × 28,770.52
  4. Step 4: Simplify right side
    45,756.93x = 1,817,361,074.70
  5. Step 5: Solve for x
    x = 1,817,361,074.70/45,756.93
  6. Step 6: Final answer
    x = 39,717.73

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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.