Home / 26,196.96-39,301.38-8,666.76

Finding the Fourth Proportional to 26,196.96, 39,301.38 and 8,666.76

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Solution

The fourth proportional to 26,196.96, 39,301.38 and 8,666.76 is: 13,002.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,196.96 : 39,301.38 = 8,666.76 : x
  2. Step 2: Convert to fraction form
    26,196.96/39,301.38 = 8,666.76/x
  3. Step 3: Cross multiply
    26,196.96x = 39,301.38 × 8,666.76
  4. Step 4: Simplify right side
    26,196.96x = 340,615,628.13
  5. Step 5: Solve for x
    x = 340,615,628.13/26,196.96
  6. Step 6: Final answer
    x = 13,002.11

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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.