Home / 23,344.72-32,190.16-15,777.94

Finding the Fourth Proportional to 23,344.72, 32,190.16 and 15,777.94

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Solution

The fourth proportional to 23,344.72, 32,190.16 and 15,777.94 is: 21,756.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,344.72 : 32,190.16 = 15,777.94 : x
  2. Step 2: Convert to fraction form
    23,344.72/32,190.16 = 15,777.94/x
  3. Step 3: Cross multiply
    23,344.72x = 32,190.16 × 15,777.94
  4. Step 4: Simplify right side
    23,344.72x = 507,894,413.07
  5. Step 5: Solve for x
    x = 507,894,413.07/23,344.72
  6. Step 6: Final answer
    x = 21,756.29

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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.