Home / 18,534.42-27,785.16-6,844.91

Finding the Fourth Proportional to 18,534.42, 27,785.16 and 6,844.91

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Solution

The fourth proportional to 18,534.42, 27,785.16 and 6,844.91 is: 10,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534.42 : 27,785.16 = 6,844.91 : x
  2. Step 2: Convert to fraction form
    18,534.42/27,785.16 = 6,844.91/x
  3. Step 3: Cross multiply
    18,534.42x = 27,785.16 × 6,844.91
  4. Step 4: Simplify right side
    18,534.42x = 190,186,780.61
  5. Step 5: Solve for x
    x = 190,186,780.61/18,534.42
  6. Step 6: Final answer
    x = 10,261.28

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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.