Home / 23,284.63-32,124.46-15,629.78

Finding the Fourth Proportional to 23,284.63, 32,124.46 and 15,629.78

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Solution

The fourth proportional to 23,284.63, 32,124.46 and 15,629.78 is: 21,563.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,284.63 : 32,124.46 = 15,629.78 : x
  2. Step 2: Convert to fraction form
    23,284.63/32,124.46 = 15,629.78/x
  3. Step 3: Cross multiply
    23,284.63x = 32,124.46 × 15,629.78
  4. Step 4: Simplify right side
    23,284.63x = 502,098,242.42
  5. Step 5: Solve for x
    x = 502,098,242.42/23,284.63
  6. Step 6: Final answer
    x = 21,563.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.