Home / 18,950.28-26,151.33-10,566.78

Finding the Fourth Proportional to 18,950.28, 26,151.33 and 10,566.78

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Solution

The fourth proportional to 18,950.28, 26,151.33 and 10,566.78 is: 14,582.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.28 : 26,151.33 = 10,566.78 : x
  2. Step 2: Convert to fraction form
    18,950.28/26,151.33 = 10,566.78/x
  3. Step 3: Cross multiply
    18,950.28x = 26,151.33 × 10,566.78
  4. Step 4: Simplify right side
    18,950.28x = 276,335,350.82
  5. Step 5: Solve for x
    x = 276,335,350.82/18,950.28
  6. Step 6: Final answer
    x = 14,582.12

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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.