Home / 42,189.48-63,235.26-15,877.44

Finding the Fourth Proportional to 42,189.48, 63,235.26 and 15,877.44

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Solution

The fourth proportional to 42,189.48, 63,235.26 and 15,877.44 is: 23,797.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,189.48 : 63,235.26 = 15,877.44 : x
  2. Step 2: Convert to fraction form
    42,189.48/63,235.26 = 15,877.44/x
  3. Step 3: Cross multiply
    42,189.48x = 63,235.26 × 15,877.44
  4. Step 4: Simplify right side
    42,189.48x = 1,004,014,046.53
  5. Step 5: Solve for x
    x = 1,004,014,046.53/42,189.48
  6. Step 6: Final answer
    x = 23,797.73

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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.