Home / 15,782.40-23,651.04-11,589.52

Finding the Fourth Proportional to 15,782.40, 23,651.04 and 11,589.52

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Solution

The fourth proportional to 15,782.40, 23,651.04 and 11,589.52 is: 17,367.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,782.40 : 23,651.04 = 11,589.52 : x
  2. Step 2: Convert to fraction form
    15,782.40/23,651.04 = 11,589.52/x
  3. Step 3: Cross multiply
    15,782.40x = 23,651.04 × 11,589.52
  4. Step 4: Simplify right side
    15,782.40x = 274,104,201.10
  5. Step 5: Solve for x
    x = 274,104,201.10/15,782.40
  6. Step 6: Final answer
    x = 17,367.71

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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.