Home / 49,512.84-68,326.79-28,002.21

Finding the Fourth Proportional to 49,512.84, 68,326.79 and 28,002.21

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Solution

The fourth proportional to 49,512.84, 68,326.79 and 28,002.21 is: 38,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,512.84 : 68,326.79 = 28,002.21 : x
  2. Step 2: Convert to fraction form
    49,512.84/68,326.79 = 28,002.21/x
  3. Step 3: Cross multiply
    49,512.84x = 68,326.79 × 28,002.21
  4. Step 4: Simplify right side
    49,512.84x = 1,913,300,982.19
  5. Step 5: Solve for x
    x = 1,913,300,982.19/49,512.84
  6. Step 6: Final answer
    x = 38,642.52

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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.