Home / 17,338.10-26,007.15-11,117.30

Finding the Fourth Proportional to 17,338.10, 26,007.15 and 11,117.30

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Solution

The fourth proportional to 17,338.10, 26,007.15 and 11,117.30 is: 16,675.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,338.10 : 26,007.15 = 11,117.30 : x
  2. Step 2: Convert to fraction form
    17,338.10/26,007.15 = 11,117.30/x
  3. Step 3: Cross multiply
    17,338.10x = 26,007.15 × 11,117.30
  4. Step 4: Simplify right side
    17,338.10x = 289,129,288.70
  5. Step 5: Solve for x
    x = 289,129,288.70/17,338.10
  6. Step 6: Final answer
    x = 16,675.95

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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.