Home / 14,360.60-21,540.90-4,499.87

Finding the Fourth Proportional to 14,360.60, 21,540.90 and 4,499.87

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Solution

The fourth proportional to 14,360.60, 21,540.90 and 4,499.87 is: 6,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.60 : 21,540.90 = 4,499.87 : x
  2. Step 2: Convert to fraction form
    14,360.60/21,540.90 = 4,499.87/x
  3. Step 3: Cross multiply
    14,360.60x = 21,540.90 × 4,499.87
  4. Step 4: Simplify right side
    14,360.60x = 96,931,227.18
  5. Step 5: Solve for x
    x = 96,931,227.18/14,360.60
  6. Step 6: Final answer
    x = 6,749.81

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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.