Home / 14,234.08-21,351.84-5,000.80

Finding the Fourth Proportional to 14,234.08, 21,351.84 and 5,000.80

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Solution

The fourth proportional to 14,234.08, 21,351.84 and 5,000.80 is: 7,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.08 : 21,351.84 = 5,000.80 : x
  2. Step 2: Convert to fraction form
    14,234.08/21,351.84 = 5,000.80/x
  3. Step 3: Cross multiply
    14,234.08x = 21,351.84 × 5,000.80
  4. Step 4: Simplify right side
    14,234.08x = 106,776,281.47
  5. Step 5: Solve for x
    x = 106,776,281.47/14,234.08
  6. Step 6: Final answer
    x = 7,501.45

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Double scale
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Similar ratio
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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.