Home / 21,718.73-32,576.28-14,743.57

Finding the Fourth Proportional to 21,718.73, 32,576.28 and 14,743.57

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Solution

The fourth proportional to 21,718.73, 32,576.28 and 14,743.57 is: 22,114.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,718.73 : 32,576.28 = 14,743.57 : x
  2. Step 2: Convert to fraction form
    21,718.73/32,576.28 = 14,743.57/x
  3. Step 3: Cross multiply
    21,718.73x = 32,576.28 × 14,743.57
  4. Step 4: Simplify right side
    21,718.73x = 480,290,588.87
  5. Step 5: Solve for x
    x = 480,290,588.87/21,718.73
  6. Step 6: Final answer
    x = 22,114.12

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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.