Home / 40,077.20-60,113.97-19,027.32

Finding the Fourth Proportional to 40,077.20, 60,113.97 and 19,027.32

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Solution

The fourth proportional to 40,077.20, 60,113.97 and 19,027.32 is: 28,540.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,077.20 : 60,113.97 = 19,027.32 : x
  2. Step 2: Convert to fraction form
    40,077.20/60,113.97 = 19,027.32/x
  3. Step 3: Cross multiply
    40,077.20x = 60,113.97 × 19,027.32
  4. Step 4: Simplify right side
    40,077.20x = 1,143,807,743.66
  5. Step 5: Solve for x
    x = 1,143,807,743.66/40,077.20
  6. Step 6: Final answer
    x = 28,540.11

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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.