Home / 57,231.47-85,845.90-15,114.52

Finding the Fourth Proportional to 57,231.47, 85,845.90 and 15,114.52

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Solution

The fourth proportional to 57,231.47, 85,845.90 and 15,114.52 is: 22,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,231.47 : 85,845.90 = 15,114.52 : x
  2. Step 2: Convert to fraction form
    57,231.47/85,845.90 = 15,114.52/x
  3. Step 3: Cross multiply
    57,231.47x = 85,845.90 × 15,114.52
  4. Step 4: Simplify right side
    57,231.47x = 1,297,519,935.39
  5. Step 5: Solve for x
    x = 1,297,519,935.39/57,231.47
  6. Step 6: Final answer
    x = 22,671.44

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1.5x scale

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.