Home / 26,223.40-39,349.50-12,372.04

Finding the Fourth Proportional to 26,223.40, 39,349.50 and 12,372.04

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Solution

The fourth proportional to 26,223.40, 39,349.50 and 12,372.04 is: 18,564.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,223.40 : 39,349.50 = 12,372.04 : x
  2. Step 2: Convert to fraction form
    26,223.40/39,349.50 = 12,372.04/x
  3. Step 3: Cross multiply
    26,223.40x = 39,349.50 × 12,372.04
  4. Step 4: Simplify right side
    26,223.40x = 486,833,587.98
  5. Step 5: Solve for x
    x = 486,833,587.98/26,223.40
  6. Step 6: Final answer
    x = 18,564.85

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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.