Home / 17,727.79-24,464.12-9,769.84

Finding the Fourth Proportional to 17,727.79, 24,464.12 and 9,769.84

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Solution

The fourth proportional to 17,727.79, 24,464.12 and 9,769.84 is: 13,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,727.79 : 24,464.12 = 9,769.84 : x
  2. Step 2: Convert to fraction form
    17,727.79/24,464.12 = 9,769.84/x
  3. Step 3: Cross multiply
    17,727.79x = 24,464.12 × 9,769.84
  4. Step 4: Simplify right side
    17,727.79x = 239,010,501.41
  5. Step 5: Solve for x
    x = 239,010,501.41/17,727.79
  6. Step 6: Final answer
    x = 13,482.25

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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.