Home / 49,286.16-68,020.60-28,068.88

Finding the Fourth Proportional to 49,286.16, 68,020.60 and 28,068.88

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Solution

The fourth proportional to 49,286.16, 68,020.60 and 28,068.88 is: 38,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,286.16 : 68,020.60 = 28,068.88 : x
  2. Step 2: Convert to fraction form
    49,286.16/68,020.60 = 28,068.88/x
  3. Step 3: Cross multiply
    49,286.16x = 68,020.60 × 28,068.88
  4. Step 4: Simplify right side
    49,286.16x = 1,909,262,058.93
  5. Step 5: Solve for x
    x = 1,909,262,058.93/49,286.16
  6. Step 6: Final answer
    x = 38,738.30

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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.