Home / 14,418.75-21,631.77-4,030.50

Finding the Fourth Proportional to 14,418.75, 21,631.77 and 4,030.50

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Solution

The fourth proportional to 14,418.75, 21,631.77 and 4,030.50 is: 6,046.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.75 : 21,631.77 = 4,030.50 : x
  2. Step 2: Convert to fraction form
    14,418.75/21,631.77 = 4,030.50/x
  3. Step 3: Cross multiply
    14,418.75x = 21,631.77 × 4,030.50
  4. Step 4: Simplify right side
    14,418.75x = 87,186,848.99
  5. Step 5: Solve for x
    x = 87,186,848.99/14,418.75
  6. Step 6: Final answer
    x = 6,046.77

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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.