Home / 17,458.12-26,166.67-8,078.32

Finding the Fourth Proportional to 17,458.12, 26,166.67 and 8,078.32

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Solution

The fourth proportional to 17,458.12, 26,166.67 and 8,078.32 is: 12,107.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,458.12 : 26,166.67 = 8,078.32 : x
  2. Step 2: Convert to fraction form
    17,458.12/26,166.67 = 8,078.32/x
  3. Step 3: Cross multiply
    17,458.12x = 26,166.67 × 8,078.32
  4. Step 4: Simplify right side
    17,458.12x = 211,382,746.11
  5. Step 5: Solve for x
    x = 211,382,746.11/17,458.12
  6. Step 6: Final answer
    x = 12,107.99

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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.