Home / 17,438.09-26,151.66-10,866.15

Finding the Fourth Proportional to 17,438.09, 26,151.66 and 10,866.15

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Solution

The fourth proportional to 17,438.09, 26,151.66 and 10,866.15 is: 16,295.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.09 : 26,151.66 = 10,866.15 : x
  2. Step 2: Convert to fraction form
    17,438.09/26,151.66 = 10,866.15/x
  3. Step 3: Cross multiply
    17,438.09x = 26,151.66 × 10,866.15
  4. Step 4: Simplify right side
    17,438.09x = 284,167,860.31
  5. Step 5: Solve for x
    x = 284,167,860.31/17,438.09
  6. Step 6: Final answer
    x = 16,295.82

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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.