Home / 14,503.06-21,752.79-4,115.62

Finding the Fourth Proportional to 14,503.06, 21,752.79 and 4,115.62

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Solution

The fourth proportional to 14,503.06, 21,752.79 and 4,115.62 is: 6,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,503.06 : 21,752.79 = 4,115.62 : x
  2. Step 2: Convert to fraction form
    14,503.06/21,752.79 = 4,115.62/x
  3. Step 3: Cross multiply
    14,503.06x = 21,752.79 × 4,115.62
  4. Step 4: Simplify right side
    14,503.06x = 89,526,217.58
  5. Step 5: Solve for x
    x = 89,526,217.58/14,503.06
  6. Step 6: Final answer
    x = 6,172.92

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1.5x scale

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.