Home / 17,813.50-24,582.42-9,855.66

Finding the Fourth Proportional to 17,813.50, 24,582.42 and 9,855.66

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Solution

The fourth proportional to 17,813.50, 24,582.42 and 9,855.66 is: 13,600.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,813.50 : 24,582.42 = 9,855.66 : x
  2. Step 2: Convert to fraction form
    17,813.50/24,582.42 = 9,855.66/x
  3. Step 3: Cross multiply
    17,813.50x = 24,582.42 × 9,855.66
  4. Step 4: Simplify right side
    17,813.50x = 242,275,973.50
  5. Step 5: Solve for x
    x = 242,275,973.50/17,813.50
  6. Step 6: Final answer
    x = 13,600.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.