Home / 26,196.21-39,290.13-8,663.76

Finding the Fourth Proportional to 26,196.21, 39,290.13 and 8,663.76

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Solution

The fourth proportional to 26,196.21, 39,290.13 and 8,663.76 is: 12,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,196.21 : 39,290.13 = 8,663.76 : x
  2. Step 2: Convert to fraction form
    26,196.21/39,290.13 = 8,663.76/x
  3. Step 3: Cross multiply
    26,196.21x = 39,290.13 × 8,663.76
  4. Step 4: Simplify right side
    26,196.21x = 340,400,256.69
  5. Step 5: Solve for x
    x = 340,400,256.69/26,196.21
  6. Step 6: Final answer
    x = 12,994.26

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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.