Home / 51,767.13-77,637.87-22,181.61

Finding the Fourth Proportional to 51,767.13, 77,637.87 and 22,181.61

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Solution

The fourth proportional to 51,767.13, 77,637.87 and 22,181.61 is: 33,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,767.13 : 77,637.87 = 22,181.61 : x
  2. Step 2: Convert to fraction form
    51,767.13/77,637.87 = 22,181.61/x
  3. Step 3: Cross multiply
    51,767.13x = 77,637.87 × 22,181.61
  4. Step 4: Simplify right side
    51,767.13x = 1,722,132,953.57
  5. Step 5: Solve for x
    x = 1,722,132,953.57/51,767.13
  6. Step 6: Final answer
    x = 33,266.92

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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.