Home / 23,478.24-35,206.22-13,620.54

Finding the Fourth Proportional to 23,478.24, 35,206.22 and 13,620.54

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Solution

The fourth proportional to 23,478.24, 35,206.22 and 13,620.54 is: 20,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,478.24 : 35,206.22 = 13,620.54 : x
  2. Step 2: Convert to fraction form
    23,478.24/35,206.22 = 13,620.54/x
  3. Step 3: Cross multiply
    23,478.24x = 35,206.22 × 13,620.54
  4. Step 4: Simplify right side
    23,478.24x = 479,527,659.66
  5. Step 5: Solve for x
    x = 479,527,659.66/23,478.24
  6. Step 6: Final answer
    x = 20,424.34

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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.