Home / 22,484.64-31,028.37-12,413.39

Finding the Fourth Proportional to 22,484.64, 31,028.37 and 12,413.39

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Solution

The fourth proportional to 22,484.64, 31,028.37 and 12,413.39 is: 17,130.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,484.64 : 31,028.37 = 12,413.39 : x
  2. Step 2: Convert to fraction form
    22,484.64/31,028.37 = 12,413.39/x
  3. Step 3: Cross multiply
    22,484.64x = 31,028.37 × 12,413.39
  4. Step 4: Simplify right side
    22,484.64x = 385,167,257.87
  5. Step 5: Solve for x
    x = 385,167,257.87/22,484.64
  6. Step 6: Final answer
    x = 17,130.24

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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.