Home / 54,482.04-81,727.75-15,039.15

Finding the Fourth Proportional to 54,482.04, 81,727.75 and 15,039.15

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Solution

The fourth proportional to 54,482.04, 81,727.75 and 15,039.15 is: 22,560.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,482.04 : 81,727.75 = 15,039.15 : x
  2. Step 2: Convert to fraction form
    54,482.04/81,727.75 = 15,039.15/x
  3. Step 3: Cross multiply
    54,482.04x = 81,727.75 × 15,039.15
  4. Step 4: Simplify right side
    54,482.04x = 1,229,115,816.22
  5. Step 5: Solve for x
    x = 1,229,115,816.22/54,482.04
  6. Step 6: Final answer
    x = 22,560.02

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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.