Home / 18,106.98-27,159.30-6,260.42

Finding the Fourth Proportional to 18,106.98, 27,159.30 and 6,260.42

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Solution

The fourth proportional to 18,106.98, 27,159.30 and 6,260.42 is: 9,390.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.98 : 27,159.30 = 6,260.42 : x
  2. Step 2: Convert to fraction form
    18,106.98/27,159.30 = 6,260.42/x
  3. Step 3: Cross multiply
    18,106.98x = 27,159.30 × 6,260.42
  4. Step 4: Simplify right side
    18,106.98x = 170,028,624.91
  5. Step 5: Solve for x
    x = 170,028,624.91/18,106.98
  6. Step 6: Final answer
    x = 9,390.23

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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.