Home / 26,467.60-39,701.40-8,933.20

Finding the Fourth Proportional to 26,467.60, 39,701.40 and 8,933.20

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Solution

The fourth proportional to 26,467.60, 39,701.40 and 8,933.20 is: 13,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,467.60 : 39,701.40 = 8,933.20 : x
  2. Step 2: Convert to fraction form
    26,467.60/39,701.40 = 8,933.20/x
  3. Step 3: Cross multiply
    26,467.60x = 39,701.40 × 8,933.20
  4. Step 4: Simplify right side
    26,467.60x = 354,660,546.48
  5. Step 5: Solve for x
    x = 354,660,546.48/26,467.60
  6. Step 6: Final answer
    x = 13,399.80

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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.