Home / 40,874.85-61,327.84-14,223.80

Finding the Fourth Proportional to 40,874.85, 61,327.84 and 14,223.80

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Solution

The fourth proportional to 40,874.85, 61,327.84 and 14,223.80 is: 21,341.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,874.85 : 61,327.84 = 14,223.80 : x
  2. Step 2: Convert to fraction form
    40,874.85/61,327.84 = 14,223.80/x
  3. Step 3: Cross multiply
    40,874.85x = 61,327.84 × 14,223.80
  4. Step 4: Simplify right side
    40,874.85x = 872,314,871.71
  5. Step 5: Solve for x
    x = 872,314,871.71/40,874.85
  6. Step 6: Final answer
    x = 21,341.11

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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.