Home / 17,677.76-24,395.55-9,719.96

Finding the Fourth Proportional to 17,677.76, 24,395.55 and 9,719.96

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Solution

The fourth proportional to 17,677.76, 24,395.55 and 9,719.96 is: 13,413.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,677.76 : 24,395.55 = 9,719.96 : x
  2. Step 2: Convert to fraction form
    17,677.76/24,395.55 = 9,719.96/x
  3. Step 3: Cross multiply
    17,677.76x = 24,395.55 × 9,719.96
  4. Step 4: Simplify right side
    17,677.76x = 237,123,770.18
  5. Step 5: Solve for x
    x = 237,123,770.18/17,677.76
  6. Step 6: Final answer
    x = 13,413.68

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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.