Home / 26,513.73-39,778.02-8,984.88

Finding the Fourth Proportional to 26,513.73, 39,778.02 and 8,984.88

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Solution

The fourth proportional to 26,513.73, 39,778.02 and 8,984.88 is: 13,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,513.73 : 39,778.02 = 8,984.88 : x
  2. Step 2: Convert to fraction form
    26,513.73/39,778.02 = 8,984.88/x
  3. Step 3: Cross multiply
    26,513.73x = 39,778.02 × 8,984.88
  4. Step 4: Simplify right side
    26,513.73x = 357,400,736.34
  5. Step 5: Solve for x
    x = 357,400,736.34/26,513.73
  6. Step 6: Final answer
    x = 13,479.84

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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.