Home / 55,077.48-82,616.05-15,634.62

Finding the Fourth Proportional to 55,077.48, 82,616.05 and 15,634.62

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Solution

The fourth proportional to 55,077.48, 82,616.05 and 15,634.62 is: 23,451.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,077.48 : 82,616.05 = 15,634.62 : x
  2. Step 2: Convert to fraction form
    55,077.48/82,616.05 = 15,634.62/x
  3. Step 3: Cross multiply
    55,077.48x = 82,616.05 × 15,634.62
  4. Step 4: Simplify right side
    55,077.48x = 1,291,670,547.65
  5. Step 5: Solve for x
    x = 1,291,670,547.65/55,077.48
  6. Step 6: Final answer
    x = 23,451.88

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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.