Home / 55,309.72-82,931.22-22,034.92

Finding the Fourth Proportional to 55,309.72, 82,931.22 and 22,034.92

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Solution

The fourth proportional to 55,309.72, 82,931.22 and 22,034.92 is: 33,039.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,309.72 : 82,931.22 = 22,034.92 : x
  2. Step 2: Convert to fraction form
    55,309.72/82,931.22 = 22,034.92/x
  3. Step 3: Cross multiply
    55,309.72x = 82,931.22 × 22,034.92
  4. Step 4: Simplify right side
    55,309.72x = 1,827,382,798.20
  5. Step 5: Solve for x
    x = 1,827,382,798.20/55,309.72
  6. Step 6: Final answer
    x = 33,039.09

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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.