Home / 22,479.06-31,003.56-14,413.48

Finding the Fourth Proportional to 22,479.06, 31,003.56 and 14,413.48

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Solution

The fourth proportional to 22,479.06, 31,003.56 and 14,413.48 is: 19,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.06 : 31,003.56 = 14,413.48 : x
  2. Step 2: Convert to fraction form
    22,479.06/31,003.56 = 14,413.48/x
  3. Step 3: Cross multiply
    22,479.06x = 31,003.56 × 14,413.48
  4. Step 4: Simplify right side
    22,479.06x = 446,869,191.99
  5. Step 5: Solve for x
    x = 446,869,191.99/22,479.06
  6. Step 6: Final answer
    x = 19,879.35

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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.