Home / 56,862.40-85,293.52-15,309.44

Finding the Fourth Proportional to 56,862.40, 85,293.52 and 15,309.44

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Solution

The fourth proportional to 56,862.40, 85,293.52 and 15,309.44 is: 22,964.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,862.40 : 85,293.52 = 15,309.44 : x
  2. Step 2: Convert to fraction form
    56,862.40/85,293.52 = 15,309.44/x
  3. Step 3: Cross multiply
    56,862.40x = 85,293.52 × 15,309.44
  4. Step 4: Simplify right side
    56,862.40x = 1,305,796,026.83
  5. Step 5: Solve for x
    x = 1,305,796,026.83/56,862.40
  6. Step 6: Final answer
    x = 22,964.14

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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.