Home / 36,881.12-55,321.72-15,807.49

Finding the Fourth Proportional to 36,881.12, 55,321.72 and 15,807.49

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Solution

The fourth proportional to 36,881.12, 55,321.72 and 15,807.49 is: 23,711.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,881.12 : 55,321.72 = 15,807.49 : x
  2. Step 2: Convert to fraction form
    36,881.12/55,321.72 = 15,807.49/x
  3. Step 3: Cross multiply
    36,881.12x = 55,321.72 × 15,807.49
  4. Step 4: Simplify right side
    36,881.12x = 874,497,357.86
  5. Step 5: Solve for x
    x = 874,497,357.86/36,881.12
  6. Step 6: Final answer
    x = 23,711.25

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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.