Home / 26,261.60-39,384.24-8,727.20

Finding the Fourth Proportional to 26,261.60, 39,384.24 and 8,727.20

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Solution

The fourth proportional to 26,261.60, 39,384.24 and 8,727.20 is: 13,088.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,261.60 : 39,384.24 = 8,727.20 : x
  2. Step 2: Convert to fraction form
    26,261.60/39,384.24 = 8,727.20/x
  3. Step 3: Cross multiply
    26,261.60x = 39,384.24 × 8,727.20
  4. Step 4: Simplify right side
    26,261.60x = 343,714,139.33
  5. Step 5: Solve for x
    x = 343,714,139.33/26,261.60
  6. Step 6: Final answer
    x = 13,088.09

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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.