Home / 56,557.25-84,836.13-19,117.52

Finding the Fourth Proportional to 56,557.25, 84,836.13 and 19,117.52

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Solution

The fourth proportional to 56,557.25, 84,836.13 and 19,117.52 is: 28,676.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,557.25 : 84,836.13 = 19,117.52 : x
  2. Step 2: Convert to fraction form
    56,557.25/84,836.13 = 19,117.52/x
  3. Step 3: Cross multiply
    56,557.25x = 84,836.13 × 19,117.52
  4. Step 4: Simplify right side
    56,557.25x = 1,621,856,234.26
  5. Step 5: Solve for x
    x = 1,621,856,234.26/56,557.25
  6. Step 6: Final answer
    x = 28,676.37

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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.