Home / 29,613.68-40,865.72-16,185.10

Finding the Fourth Proportional to 29,613.68, 40,865.72 and 16,185.10

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Solution

The fourth proportional to 29,613.68, 40,865.72 and 16,185.10 is: 22,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,613.68 : 40,865.72 = 16,185.10 : x
  2. Step 2: Convert to fraction form
    29,613.68/40,865.72 = 16,185.10/x
  3. Step 3: Cross multiply
    29,613.68x = 40,865.72 × 16,185.10
  4. Step 4: Simplify right side
    29,613.68x = 661,415,764.77
  5. Step 5: Solve for x
    x = 661,415,764.77/29,613.68
  6. Step 6: Final answer
    x = 22,334.80

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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.