Home / 55,207.02-82,813.77-15,761.10

Finding the Fourth Proportional to 55,207.02, 82,813.77 and 15,761.10

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Solution

The fourth proportional to 55,207.02, 82,813.77 and 15,761.10 is: 23,642.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,207.02 : 82,813.77 = 15,761.10 : x
  2. Step 2: Convert to fraction form
    55,207.02/82,813.77 = 15,761.10/x
  3. Step 3: Cross multiply
    55,207.02x = 82,813.77 × 15,761.10
  4. Step 4: Simplify right side
    55,207.02x = 1,305,236,110.35
  5. Step 5: Solve for x
    x = 1,305,236,110.35/55,207.02
  6. Step 6: Final answer
    x = 23,642.57

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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.