Home / 21,370.74-32,052.87-7,516.50

Finding the Fourth Proportional to 21,370.74, 32,052.87 and 7,516.50

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Solution

The fourth proportional to 21,370.74, 32,052.87 and 7,516.50 is: 11,273.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,370.74 : 32,052.87 = 7,516.50 : x
  2. Step 2: Convert to fraction form
    21,370.74/32,052.87 = 7,516.50/x
  3. Step 3: Cross multiply
    21,370.74x = 32,052.87 × 7,516.50
  4. Step 4: Simplify right side
    21,370.74x = 240,925,397.36
  5. Step 5: Solve for x
    x = 240,925,397.36/21,370.74
  6. Step 6: Final answer
    x = 11,273.61

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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.