Home / 36,098.64-49,818-20,182.20

Finding the Fourth Proportional to 36,098.64, 49,818 and 20,182.20

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Solution

The fourth proportional to 36,098.64, 49,818 and 20,182.20 is: 27,852.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,098.64 : 49,818 = 20,182.20 : x
  2. Step 2: Convert to fraction form
    36,098.64/49,818 = 20,182.20/x
  3. Step 3: Cross multiply
    36,098.64x = 49,818 × 20,182.20
  4. Step 4: Simplify right side
    36,098.64x = 1,005,436,839.60
  5. Step 5: Solve for x
    x = 1,005,436,839.60/36,098.64
  6. Step 6: Final answer
    x = 27,852.49

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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.