Home / 25,667.19-38,504.45-7,899.32

Finding the Fourth Proportional to 25,667.19, 38,504.45 and 7,899.32

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Solution

The fourth proportional to 25,667.19, 38,504.45 and 7,899.32 is: 11,850.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,667.19 : 38,504.45 = 7,899.32 : x
  2. Step 2: Convert to fraction form
    25,667.19/38,504.45 = 7,899.32/x
  3. Step 3: Cross multiply
    25,667.19x = 38,504.45 × 7,899.32
  4. Step 4: Simplify right side
    25,667.19x = 304,159,087.98
  5. Step 5: Solve for x
    x = 304,159,087.98/25,667.19
  6. Step 6: Final answer
    x = 11,850.11

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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.