Home / 17,677.12-24,394.83-9,719.79

Finding the Fourth Proportional to 17,677.12, 24,394.83 and 9,719.79

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Solution

The fourth proportional to 17,677.12, 24,394.83 and 9,719.79 is: 13,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,677.12 : 24,394.83 = 9,719.79 : x
  2. Step 2: Convert to fraction form
    17,677.12/24,394.83 = 9,719.79/x
  3. Step 3: Cross multiply
    17,677.12x = 24,394.83 × 9,719.79
  4. Step 4: Simplify right side
    17,677.12x = 237,112,624.69
  5. Step 5: Solve for x
    x = 237,112,624.69/17,677.12
  6. Step 6: Final answer
    x = 13,413.53

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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.