Home / 60,143.28-90,214.97-18,027.83

Finding the Fourth Proportional to 60,143.28, 90,214.97 and 18,027.83

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Solution

The fourth proportional to 60,143.28, 90,214.97 and 18,027.83 is: 27,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,143.28 : 90,214.97 = 18,027.83 : x
  2. Step 2: Convert to fraction form
    60,143.28/90,214.97 = 18,027.83/x
  3. Step 3: Cross multiply
    60,143.28x = 90,214.97 × 18,027.83
  4. Step 4: Simplify right side
    60,143.28x = 1,626,380,278.01
  5. Step 5: Solve for x
    x = 1,626,380,278.01/60,143.28
  6. Step 6: Final answer
    x = 27,041.76

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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.