Home / 15,986.88-23,972.48-5,597.12

Finding the Fourth Proportional to 15,986.88, 23,972.48 and 5,597.12

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Solution

The fourth proportional to 15,986.88, 23,972.48 and 5,597.12 is: 8,392.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986.88 : 23,972.48 = 5,597.12 : x
  2. Step 2: Convert to fraction form
    15,986.88/23,972.48 = 5,597.12/x
  3. Step 3: Cross multiply
    15,986.88x = 23,972.48 × 5,597.12
  4. Step 4: Simplify right side
    15,986.88x = 134,176,847.26
  5. Step 5: Solve for x
    x = 134,176,847.26/15,986.88
  6. Step 6: Final answer
    x = 8,392.94

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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.