Home / 48,622.28-67,101.31-28,480.71

Finding the Fourth Proportional to 48,622.28, 67,101.31 and 28,480.71

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Solution

The fourth proportional to 48,622.28, 67,101.31 and 28,480.71 is: 39,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,622.28 : 67,101.31 = 28,480.71 : x
  2. Step 2: Convert to fraction form
    48,622.28/67,101.31 = 28,480.71/x
  3. Step 3: Cross multiply
    48,622.28x = 67,101.31 × 28,480.71
  4. Step 4: Simplify right side
    48,622.28x = 1,911,093,237.96
  5. Step 5: Solve for x
    x = 1,911,093,237.96/48,622.28
  6. Step 6: Final answer
    x = 39,304.89

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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.