Home / 26,355.20-39,532.80-25,217.60

Finding the Fourth Proportional to 26,355.20, 39,532.80 and 25,217.60

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Solution

The fourth proportional to 26,355.20, 39,532.80 and 25,217.60 is: 37,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355.20 : 39,532.80 = 25,217.60 : x
  2. Step 2: Convert to fraction form
    26,355.20/39,532.80 = 25,217.60/x
  3. Step 3: Cross multiply
    26,355.20x = 39,532.80 × 25,217.60
  4. Step 4: Simplify right side
    26,355.20x = 996,922,337.28
  5. Step 5: Solve for x
    x = 996,922,337.28/26,355.20
  6. Step 6: Final answer
    x = 37,826.40

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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.