Home / 17,235.51-25,855.69-6,138.91

Finding the Fourth Proportional to 17,235.51, 25,855.69 and 6,138.91

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Solution

The fourth proportional to 17,235.51, 25,855.69 and 6,138.91 is: 9,209.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,235.51 : 25,855.69 = 6,138.91 : x
  2. Step 2: Convert to fraction form
    17,235.51/25,855.69 = 6,138.91/x
  3. Step 3: Cross multiply
    17,235.51x = 25,855.69 × 6,138.91
  4. Step 4: Simplify right side
    17,235.51x = 158,725,753.90
  5. Step 5: Solve for x
    x = 158,725,753.90/17,235.51
  6. Step 6: Final answer
    x = 9,209.23

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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.