Home / 26,090.33-39,138.57-8,314.76

Finding the Fourth Proportional to 26,090.33, 39,138.57 and 8,314.76

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Solution

The fourth proportional to 26,090.33, 39,138.57 and 8,314.76 is: 12,473.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,090.33 : 39,138.57 = 8,314.76 : x
  2. Step 2: Convert to fraction form
    26,090.33/39,138.57 = 8,314.76/x
  3. Step 3: Cross multiply
    26,090.33x = 39,138.57 × 8,314.76
  4. Step 4: Simplify right side
    26,090.33x = 325,427,816.29
  5. Step 5: Solve for x
    x = 325,427,816.29/26,090.33
  6. Step 6: Final answer
    x = 12,473.12

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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.