Home / 17,727.68-24,464.37-9,770.20

Finding the Fourth Proportional to 17,727.68, 24,464.37 and 9,770.20

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Solution

The fourth proportional to 17,727.68, 24,464.37 and 9,770.20 is: 13,482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,727.68 : 24,464.37 = 9,770.20 : x
  2. Step 2: Convert to fraction form
    17,727.68/24,464.37 = 9,770.20/x
  3. Step 3: Cross multiply
    17,727.68x = 24,464.37 × 9,770.20
  4. Step 4: Simplify right side
    17,727.68x = 239,021,616.60
  5. Step 5: Solve for x
    x = 239,021,616.60/17,727.68
  6. Step 6: Final answer
    x = 13,482.96

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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.