Home / 21,530.14-32,248.33-10,413.38

Finding the Fourth Proportional to 21,530.14, 32,248.33 and 10,413.38

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Solution

The fourth proportional to 21,530.14, 32,248.33 and 10,413.38 is: 15,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,530.14 : 32,248.33 = 10,413.38 : x
  2. Step 2: Convert to fraction form
    21,530.14/32,248.33 = 10,413.38/x
  3. Step 3: Cross multiply
    21,530.14x = 32,248.33 × 10,413.38
  4. Step 4: Simplify right side
    21,530.14x = 335,814,114.66
  5. Step 5: Solve for x
    x = 335,814,114.66/21,530.14
  6. Step 6: Final answer
    x = 15,597.40

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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.