Home / 15,715.74-23,589.10-11,544.03

Finding the Fourth Proportional to 15,715.74, 23,589.10 and 11,544.03

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Solution

The fourth proportional to 15,715.74, 23,589.10 and 11,544.03 is: 17,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,715.74 : 23,589.10 = 11,544.03 : x
  2. Step 2: Convert to fraction form
    15,715.74/23,589.10 = 11,544.03/x
  3. Step 3: Cross multiply
    15,715.74x = 23,589.10 × 11,544.03
  4. Step 4: Simplify right side
    15,715.74x = 272,313,278.07
  5. Step 5: Solve for x
    x = 272,313,278.07/15,715.74
  6. Step 6: Final answer
    x = 17,327.42

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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.