Home / 17,208.90-25,793.10-9,820.35

Finding the Fourth Proportional to 17,208.90, 25,793.10 and 9,820.35

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Solution

The fourth proportional to 17,208.90, 25,793.10 and 9,820.35 is: 14,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208.90 : 25,793.10 = 9,820.35 : x
  2. Step 2: Convert to fraction form
    17,208.90/25,793.10 = 9,820.35/x
  3. Step 3: Cross multiply
    17,208.90x = 25,793.10 × 9,820.35
  4. Step 4: Simplify right side
    17,208.90x = 253,297,269.59
  5. Step 5: Solve for x
    x = 253,297,269.59/17,208.90
  6. Step 6: Final answer
    x = 14,718.97

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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.