Home / 14,385.48-21,581.55-4,524.50

Finding the Fourth Proportional to 14,385.48, 21,581.55 and 4,524.50

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Solution

The fourth proportional to 14,385.48, 21,581.55 and 4,524.50 is: 6,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385.48 : 21,581.55 = 4,524.50 : x
  2. Step 2: Convert to fraction form
    14,385.48/21,581.55 = 4,524.50/x
  3. Step 3: Cross multiply
    14,385.48x = 21,581.55 × 4,524.50
  4. Step 4: Simplify right side
    14,385.48x = 97,645,722.98
  5. Step 5: Solve for x
    x = 97,645,722.98/14,385.48
  6. Step 6: Final answer
    x = 6,787.80

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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.