Home / 26,403.84-39,607.92-8,868.96

Finding the Fourth Proportional to 26,403.84, 39,607.92 and 8,868.96

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Solution

The fourth proportional to 26,403.84, 39,607.92 and 8,868.96 is: 13,304.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,403.84 : 39,607.92 = 8,868.96 : x
  2. Step 2: Convert to fraction form
    26,403.84/39,607.92 = 8,868.96/x
  3. Step 3: Cross multiply
    26,403.84x = 39,607.92 × 8,868.96
  4. Step 4: Simplify right side
    26,403.84x = 351,281,058.16
  5. Step 5: Solve for x
    x = 351,281,058.16/26,403.84
  6. Step 6: Final answer
    x = 13,304.17

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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.