Home / 36,681.18-50,620.24-21,574.48

Finding the Fourth Proportional to 36,681.18, 50,620.24 and 21,574.48

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Solution

The fourth proportional to 36,681.18, 50,620.24 and 21,574.48 is: 29,772.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,681.18 : 50,620.24 = 21,574.48 : x
  2. Step 2: Convert to fraction form
    36,681.18/50,620.24 = 21,574.48/x
  3. Step 3: Cross multiply
    36,681.18x = 50,620.24 × 21,574.48
  4. Step 4: Simplify right side
    36,681.18x = 1,092,105,355.48
  5. Step 5: Solve for x
    x = 1,092,105,355.48/36,681.18
  6. Step 6: Final answer
    x = 29,772.91

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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.