Home / 40,247.12-55,529.74-25,155.12

Finding the Fourth Proportional to 40,247.12, 55,529.74 and 25,155.12

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Solution

The fourth proportional to 40,247.12, 55,529.74 and 25,155.12 is: 34,707.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,247.12 : 55,529.74 = 25,155.12 : x
  2. Step 2: Convert to fraction form
    40,247.12/55,529.74 = 25,155.12/x
  3. Step 3: Cross multiply
    40,247.12x = 55,529.74 × 25,155.12
  4. Step 4: Simplify right side
    40,247.12x = 1,396,857,273.27
  5. Step 5: Solve for x
    x = 1,396,857,273.27/40,247.12
  6. Step 6: Final answer
    x = 34,707.01

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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.