Home / 15,912.88-23,851.38-7,586.08

Finding the Fourth Proportional to 15,912.88, 23,851.38 and 7,586.08

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Solution

The fourth proportional to 15,912.88, 23,851.38 and 7,586.08 is: 11,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,912.88 : 23,851.38 = 7,586.08 : x
  2. Step 2: Convert to fraction form
    15,912.88/23,851.38 = 7,586.08/x
  3. Step 3: Cross multiply
    15,912.88x = 23,851.38 × 7,586.08
  4. Step 4: Simplify right side
    15,912.88x = 180,938,476.79
  5. Step 5: Solve for x
    x = 180,938,476.79/15,912.88
  6. Step 6: Final answer
    x = 11,370.57

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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.