Home / 56,984.43-85,486.37-25,405.95

Finding the Fourth Proportional to 56,984.43, 85,486.37 and 25,405.95

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Solution

The fourth proportional to 56,984.43, 85,486.37 and 25,405.95 is: 38,113.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,984.43 : 85,486.37 = 25,405.95 : x
  2. Step 2: Convert to fraction form
    56,984.43/85,486.37 = 25,405.95/x
  3. Step 3: Cross multiply
    56,984.43x = 85,486.37 × 25,405.95
  4. Step 4: Simplify right side
    56,984.43x = 2,171,862,314.87
  5. Step 5: Solve for x
    x = 2,171,862,314.87/56,984.43
  6. Step 6: Final answer
    x = 38,113.26

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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.