Home / 26,224.48-39,336.75-20,019.72

Finding the Fourth Proportional to 26,224.48, 39,336.75 and 20,019.72

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Solution

The fourth proportional to 26,224.48, 39,336.75 and 20,019.72 is: 30,029.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,224.48 : 39,336.75 = 20,019.72 : x
  2. Step 2: Convert to fraction form
    26,224.48/39,336.75 = 20,019.72/x
  3. Step 3: Cross multiply
    26,224.48x = 39,336.75 × 20,019.72
  4. Step 4: Simplify right side
    26,224.48x = 787,510,720.71
  5. Step 5: Solve for x
    x = 787,510,720.71/26,224.48
  6. Step 6: Final answer
    x = 30,029.61

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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.