Home / 26,199.55-39,287.30-8,426.94

Finding the Fourth Proportional to 26,199.55, 39,287.30 and 8,426.94

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Solution

The fourth proportional to 26,199.55, 39,287.30 and 8,426.94 is: 12,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,199.55 : 39,287.30 = 8,426.94 : x
  2. Step 2: Convert to fraction form
    26,199.55/39,287.30 = 8,426.94/x
  3. Step 3: Cross multiply
    26,199.55x = 39,287.30 × 8,426.94
  4. Step 4: Simplify right side
    26,199.55x = 331,071,530.40
  5. Step 5: Solve for x
    x = 331,071,530.40/26,199.55
  6. Step 6: Final answer
    x = 12,636.53

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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.