Home / 29,620.29-40,875.90-16,191.54

Finding the Fourth Proportional to 29,620.29, 40,875.90 and 16,191.54

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Solution

The fourth proportional to 29,620.29, 40,875.90 and 16,191.54 is: 22,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,620.29 : 40,875.90 = 16,191.54 : x
  2. Step 2: Convert to fraction form
    29,620.29/40,875.90 = 16,191.54/x
  3. Step 3: Cross multiply
    29,620.29x = 40,875.90 × 16,191.54
  4. Step 4: Simplify right side
    29,620.29x = 661,843,769.89
  5. Step 5: Solve for x
    x = 661,843,769.89/29,620.29
  6. Step 6: Final answer
    x = 22,344.27

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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.