Home / 17,089.40-25,634.10-7,235.80

Finding the Fourth Proportional to 17,089.40, 25,634.10 and 7,235.80

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Solution

The fourth proportional to 17,089.40, 25,634.10 and 7,235.80 is: 10,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,089.40 : 25,634.10 = 7,235.80 : x
  2. Step 2: Convert to fraction form
    17,089.40/25,634.10 = 7,235.80/x
  3. Step 3: Cross multiply
    17,089.40x = 25,634.10 × 7,235.80
  4. Step 4: Simplify right side
    17,089.40x = 185,483,220.78
  5. Step 5: Solve for x
    x = 185,483,220.78/17,089.40
  6. Step 6: Final answer
    x = 10,853.70

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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.