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Finding the Fourth Proportional to 17,413.19, 24,030.20 and 9,961.19

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Solution

The fourth proportional to 17,413.19, 24,030.20 and 9,961.19 is: 13,746.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,413.19 : 24,030.20 = 9,961.19 : x
  2. Step 2: Convert to fraction form
    17,413.19/24,030.20 = 9,961.19/x
  3. Step 3: Cross multiply
    17,413.19x = 24,030.20 × 9,961.19
  4. Step 4: Simplify right side
    17,413.19x = 239,369,327.86
  5. Step 5: Solve for x
    x = 239,369,327.86/17,413.19
  6. Step 6: Final answer
    x = 13,746.44

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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.