Home / 17,986.52-24,820.83-11,275.81

Finding the Fourth Proportional to 17,986.52, 24,820.83 and 11,275.81

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Solution

The fourth proportional to 17,986.52, 24,820.83 and 11,275.81 is: 15,560.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.52 : 24,820.83 = 11,275.81 : x
  2. Step 2: Convert to fraction form
    17,986.52/24,820.83 = 11,275.81/x
  3. Step 3: Cross multiply
    17,986.52x = 24,820.83 × 11,275.81
  4. Step 4: Simplify right side
    17,986.52x = 279,874,901.07
  5. Step 5: Solve for x
    x = 279,874,901.07/17,986.52
  6. Step 6: Final answer
    x = 15,560.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.