Home / 49,616.12-74,418.31-14,080.57

Finding the Fourth Proportional to 49,616.12, 74,418.31 and 14,080.57

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Solution

The fourth proportional to 49,616.12, 74,418.31 and 14,080.57 is: 21,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,616.12 : 74,418.31 = 14,080.57 : x
  2. Step 2: Convert to fraction form
    49,616.12/74,418.31 = 14,080.57/x
  3. Step 3: Cross multiply
    49,616.12x = 74,418.31 × 14,080.57
  4. Step 4: Simplify right side
    49,616.12x = 1,047,852,054.79
  5. Step 5: Solve for x
    x = 1,047,852,054.79/49,616.12
  6. Step 6: Final answer
    x = 21,119.18

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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.