Home / 34,267.32-51,408-14,545.80

Finding the Fourth Proportional to 34,267.32, 51,408 and 14,545.80

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Solution

The fourth proportional to 34,267.32, 51,408 and 14,545.80 is: 21,821.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,267.32 : 51,408 = 14,545.80 : x
  2. Step 2: Convert to fraction form
    34,267.32/51,408 = 14,545.80/x
  3. Step 3: Cross multiply
    34,267.32x = 51,408 × 14,545.80
  4. Step 4: Simplify right side
    34,267.32x = 747,770,486.40
  5. Step 5: Solve for x
    x = 747,770,486.40/34,267.32
  6. Step 6: Final answer
    x = 21,821.68

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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.