Home / 18,986.27-26,200.58-10,488.24

Finding the Fourth Proportional to 18,986.27, 26,200.58 and 10,488.24

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Solution

The fourth proportional to 18,986.27, 26,200.58 and 10,488.24 is: 14,473.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,986.27 : 26,200.58 = 10,488.24 : x
  2. Step 2: Convert to fraction form
    18,986.27/26,200.58 = 10,488.24/x
  3. Step 3: Cross multiply
    18,986.27x = 26,200.58 × 10,488.24
  4. Step 4: Simplify right side
    18,986.27x = 274,797,918.74
  5. Step 5: Solve for x
    x = 274,797,918.74/18,986.27
  6. Step 6: Final answer
    x = 14,473.51

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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.