Home / 29,701.86-40,986.96-16,270.56

Finding the Fourth Proportional to 29,701.86, 40,986.96 and 16,270.56

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Solution

The fourth proportional to 29,701.86, 40,986.96 and 16,270.56 is: 22,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,701.86 : 40,986.96 = 16,270.56 : x
  2. Step 2: Convert to fraction form
    29,701.86/40,986.96 = 16,270.56/x
  3. Step 3: Cross multiply
    29,701.86x = 40,986.96 × 16,270.56
  4. Step 4: Simplify right side
    29,701.86x = 666,880,791.90
  5. Step 5: Solve for x
    x = 666,880,791.90/29,701.86
  6. Step 6: Final answer
    x = 22,452.49

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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.