Home / 15,851.30-23,760.09-5,986.38

Finding the Fourth Proportional to 15,851.30, 23,760.09 and 5,986.38

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Solution

The fourth proportional to 15,851.30, 23,760.09 and 5,986.38 is: 8,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851.30 : 23,760.09 = 5,986.38 : x
  2. Step 2: Convert to fraction form
    15,851.30/23,760.09 = 5,986.38/x
  3. Step 3: Cross multiply
    15,851.30x = 23,760.09 × 5,986.38
  4. Step 4: Simplify right side
    15,851.30x = 142,236,927.57
  5. Step 5: Solve for x
    x = 142,236,927.57/15,851.30
  6. Step 6: Final answer
    x = 8,973.20

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1.5x scale

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.