Home / 42,000.12-57,962.79-23,137.25

Finding the Fourth Proportional to 42,000.12, 57,962.79 and 23,137.25

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Solution

The fourth proportional to 42,000.12, 57,962.79 and 23,137.25 is: 31,930.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,000.12 : 57,962.79 = 23,137.25 : x
  2. Step 2: Convert to fraction form
    42,000.12/57,962.79 = 23,137.25/x
  3. Step 3: Cross multiply
    42,000.12x = 57,962.79 × 23,137.25
  4. Step 4: Simplify right side
    42,000.12x = 1,341,099,273.11
  5. Step 5: Solve for x
    x = 1,341,099,273.11/42,000.12
  6. Step 6: Final answer
    x = 31,930.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.