Home / 56,860.40-85,290.52-15,307.44

Finding the Fourth Proportional to 56,860.40, 85,290.52 and 15,307.44

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Solution

The fourth proportional to 56,860.40, 85,290.52 and 15,307.44 is: 22,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,860.40 : 85,290.52 = 15,307.44 : x
  2. Step 2: Convert to fraction form
    56,860.40/85,290.52 = 15,307.44/x
  3. Step 3: Cross multiply
    56,860.40x = 85,290.52 × 15,307.44
  4. Step 4: Simplify right side
    56,860.40x = 1,305,579,517.47
  5. Step 5: Solve for x
    x = 1,305,579,517.47/56,860.40
  6. Step 6: Final answer
    x = 22,961.14

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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.