Home / 21,413.04-32,133.27-11,559.18

Finding the Fourth Proportional to 21,413.04, 32,133.27 and 11,559.18

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Solution

The fourth proportional to 21,413.04, 32,133.27 and 11,559.18 is: 17,346.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,413.04 : 32,133.27 = 11,559.18 : x
  2. Step 2: Convert to fraction form
    21,413.04/32,133.27 = 11,559.18/x
  3. Step 3: Cross multiply
    21,413.04x = 32,133.27 × 11,559.18
  4. Step 4: Simplify right side
    21,413.04x = 371,434,251.92
  5. Step 5: Solve for x
    x = 371,434,251.92/21,413.04
  6. Step 6: Final answer
    x = 17,346.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.