Home / 49,473.52-68,275.20-28,252.40

Finding the Fourth Proportional to 49,473.52, 68,275.20 and 28,252.40

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Solution

The fourth proportional to 49,473.52, 68,275.20 and 28,252.40 is: 38,989.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,473.52 : 68,275.20 = 28,252.40 : x
  2. Step 2: Convert to fraction form
    49,473.52/68,275.20 = 28,252.40/x
  3. Step 3: Cross multiply
    49,473.52x = 68,275.20 × 28,252.40
  4. Step 4: Simplify right side
    49,473.52x = 1,928,938,260.48
  5. Step 5: Solve for x
    x = 1,928,938,260.48/49,473.52
  6. Step 6: Final answer
    x = 38,989.31

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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.