Home / 33,127.12-49,576.02-20,471.68

Finding the Fourth Proportional to 33,127.12, 49,576.02 and 20,471.68

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Solution

The fourth proportional to 33,127.12, 49,576.02 and 20,471.68 is: 30,636.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.12 : 49,576.02 = 20,471.68 : x
  2. Step 2: Convert to fraction form
    33,127.12/49,576.02 = 20,471.68/x
  3. Step 3: Cross multiply
    33,127.12x = 49,576.02 × 20,471.68
  4. Step 4: Simplify right side
    33,127.12x = 1,014,904,417.11
  5. Step 5: Solve for x
    x = 1,014,904,417.11/33,127.12
  6. Step 6: Final answer
    x = 30,636.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.