Home / 48,584.16-67,042.35-28,438.38

Finding the Fourth Proportional to 48,584.16, 67,042.35 and 28,438.38

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Solution

The fourth proportional to 48,584.16, 67,042.35 and 28,438.38 is: 39,242.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,584.16 : 67,042.35 = 28,438.38 : x
  2. Step 2: Convert to fraction form
    48,584.16/67,042.35 = 28,438.38/x
  3. Step 3: Cross multiply
    48,584.16x = 67,042.35 × 28,438.38
  4. Step 4: Simplify right side
    48,584.16x = 1,906,575,825.39
  5. Step 5: Solve for x
    x = 1,906,575,825.39/48,584.16
  6. Step 6: Final answer
    x = 39,242.75

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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.