Home / 49,463.40-68,283.14-28,238.57

Finding the Fourth Proportional to 49,463.40, 68,283.14 and 28,238.57

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Solution

The fourth proportional to 49,463.40, 68,283.14 and 28,238.57 is: 38,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,463.40 : 68,283.14 = 28,238.57 : x
  2. Step 2: Convert to fraction form
    49,463.40/68,283.14 = 28,238.57/x
  3. Step 3: Cross multiply
    49,463.40x = 68,283.14 × 28,238.57
  4. Step 4: Simplify right side
    49,463.40x = 1,928,217,746.10
  5. Step 5: Solve for x
    x = 1,928,217,746.10/49,463.40
  6. Step 6: Final answer
    x = 38,982.72

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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.