Home / 40,480.19-60,671.84-28,616.02

Finding the Fourth Proportional to 40,480.19, 60,671.84 and 28,616.02

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Solution

The fourth proportional to 40,480.19, 60,671.84 and 28,616.02 is: 42,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,480.19 : 60,671.84 = 28,616.02 : x
  2. Step 2: Convert to fraction form
    40,480.19/60,671.84 = 28,616.02/x
  3. Step 3: Cross multiply
    40,480.19x = 60,671.84 × 28,616.02
  4. Step 4: Simplify right side
    40,480.19x = 1,736,186,292.12
  5. Step 5: Solve for x
    x = 1,736,186,292.12/40,480.19
  6. Step 6: Final answer
    x = 42,889.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.