Home / 12,046.12-18,069.08-3,281.01

Finding the Fourth Proportional to 12,046.12, 18,069.08 and 3,281.01

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Solution

The fourth proportional to 12,046.12, 18,069.08 and 3,281.01 is: 4,921.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,046.12 : 18,069.08 = 3,281.01 : x
  2. Step 2: Convert to fraction form
    12,046.12/18,069.08 = 3,281.01/x
  3. Step 3: Cross multiply
    12,046.12x = 18,069.08 × 3,281.01
  4. Step 4: Simplify right side
    12,046.12x = 59,284,748.01
  5. Step 5: Solve for x
    x = 59,284,748.01/12,046.12
  6. Step 6: Final answer
    x = 4,921.48

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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.