Home / 47,119.92-65,027.20-25,900.80

Finding the Fourth Proportional to 47,119.92, 65,027.20 and 25,900.80

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Solution

The fourth proportional to 47,119.92, 65,027.20 and 25,900.80 is: 35,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,119.92 : 65,027.20 = 25,900.80 : x
  2. Step 2: Convert to fraction form
    47,119.92/65,027.20 = 25,900.80/x
  3. Step 3: Cross multiply
    47,119.92x = 65,027.20 × 25,900.80
  4. Step 4: Simplify right side
    47,119.92x = 1,684,256,501.76
  5. Step 5: Solve for x
    x = 1,684,256,501.76/47,119.92
  6. Step 6: Final answer
    x = 35,744.04

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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.