Home / 26,003.67-38,973.09-11,948.76

Finding the Fourth Proportional to 26,003.67, 38,973.09 and 11,948.76

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Solution

The fourth proportional to 26,003.67, 38,973.09 and 11,948.76 is: 17,908.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,003.67 : 38,973.09 = 11,948.76 : x
  2. Step 2: Convert to fraction form
    26,003.67/38,973.09 = 11,948.76/x
  3. Step 3: Cross multiply
    26,003.67x = 38,973.09 × 11,948.76
  4. Step 4: Simplify right side
    26,003.67x = 465,680,098.87
  5. Step 5: Solve for x
    x = 465,680,098.87/26,003.67
  6. Step 6: Final answer
    x = 17,908.25

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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.