Home / 15,026.44-20,729.50-9,722.97

Finding the Fourth Proportional to 15,026.44, 20,729.50 and 9,722.97

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Solution

The fourth proportional to 15,026.44, 20,729.50 and 9,722.97 is: 13,413.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,026.44 : 20,729.50 = 9,722.97 : x
  2. Step 2: Convert to fraction form
    15,026.44/20,729.50 = 9,722.97/x
  3. Step 3: Cross multiply
    15,026.44x = 20,729.50 × 9,722.97
  4. Step 4: Simplify right side
    15,026.44x = 201,552,306.62
  5. Step 5: Solve for x
    x = 201,552,306.62/15,026.44
  6. Step 6: Final answer
    x = 13,413.18

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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.