Home / 14,580.32-21,865.92-4,717.56

Finding the Fourth Proportional to 14,580.32, 21,865.92 and 4,717.56

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Solution

The fourth proportional to 14,580.32, 21,865.92 and 4,717.56 is: 7,074.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580.32 : 21,865.92 = 4,717.56 : x
  2. Step 2: Convert to fraction form
    14,580.32/21,865.92 = 4,717.56/x
  3. Step 3: Cross multiply
    14,580.32x = 21,865.92 × 4,717.56
  4. Step 4: Simplify right side
    14,580.32x = 103,153,730.87
  5. Step 5: Solve for x
    x = 103,153,730.87/14,580.32
  6. Step 6: Final answer
    x = 7,074.86

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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.