Home / 29,615.26-40,868.31-16,186.54

Finding the Fourth Proportional to 29,615.26, 40,868.31 and 16,186.54

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Solution

The fourth proportional to 29,615.26, 40,868.31 and 16,186.54 is: 22,337.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,615.26 : 40,868.31 = 16,186.54 : x
  2. Step 2: Convert to fraction form
    29,615.26/40,868.31 = 16,186.54/x
  3. Step 3: Cross multiply
    29,615.26x = 40,868.31 × 16,186.54
  4. Step 4: Simplify right side
    29,615.26x = 661,516,534.55
  5. Step 5: Solve for x
    x = 661,516,534.55/29,615.26
  6. Step 6: Final answer
    x = 22,337.02

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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.