Home / 49,764.60-68,673.96-28,542.51

Finding the Fourth Proportional to 49,764.60, 68,673.96 and 28,542.51

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Solution

The fourth proportional to 49,764.60, 68,673.96 and 28,542.51 is: 39,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,764.60 : 68,673.96 = 28,542.51 : x
  2. Step 2: Convert to fraction form
    49,764.60/68,673.96 = 28,542.51/x
  3. Step 3: Cross multiply
    49,764.60x = 68,673.96 × 28,542.51
  4. Step 4: Simplify right side
    49,764.60x = 1,960,127,190.04
  5. Step 5: Solve for x
    x = 1,960,127,190.04/49,764.60
  6. Step 6: Final answer
    x = 39,387.98

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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.