Home / 26,663.31-39,994.47-7,956.04

Finding the Fourth Proportional to 26,663.31, 39,994.47 and 7,956.04

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Solution

The fourth proportional to 26,663.31, 39,994.47 and 7,956.04 is: 11,933.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,663.31 : 39,994.47 = 7,956.04 : x
  2. Step 2: Convert to fraction form
    26,663.31/39,994.47 = 7,956.04/x
  3. Step 3: Cross multiply
    26,663.31x = 39,994.47 × 7,956.04
  4. Step 4: Simplify right side
    26,663.31x = 318,197,603.10
  5. Step 5: Solve for x
    x = 318,197,603.10/26,663.31
  6. Step 6: Final answer
    x = 11,933.91

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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.