Home / 49,723.48-68,602.92-28,209.66

Finding the Fourth Proportional to 49,723.48, 68,602.92 and 28,209.66

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Solution

The fourth proportional to 49,723.48, 68,602.92 and 28,209.66 is: 38,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,723.48 : 68,602.92 = 28,209.66 : x
  2. Step 2: Convert to fraction form
    49,723.48/68,602.92 = 28,209.66/x
  3. Step 3: Cross multiply
    49,723.48x = 68,602.92 × 28,209.66
  4. Step 4: Simplify right side
    49,723.48x = 1,935,265,048.21
  5. Step 5: Solve for x
    x = 1,935,265,048.21/49,723.48
  6. Step 6: Final answer
    x = 38,920.55

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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.