Home / 29,691.26-40,973.85-16,769.12

Finding the Fourth Proportional to 29,691.26, 40,973.85 and 16,769.12

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Solution

The fourth proportional to 29,691.26, 40,973.85 and 16,769.12 is: 23,141.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,691.26 : 40,973.85 = 16,769.12 : x
  2. Step 2: Convert to fraction form
    29,691.26/40,973.85 = 16,769.12/x
  3. Step 3: Cross multiply
    29,691.26x = 40,973.85 × 16,769.12
  4. Step 4: Simplify right side
    29,691.26x = 687,095,407.51
  5. Step 5: Solve for x
    x = 687,095,407.51/29,691.26
  6. Step 6: Final answer
    x = 23,141.34

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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.