Home / 12,060.28-18,068.54-11,797.84

Finding the Fourth Proportional to 12,060.28, 18,068.54 and 11,797.84

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Solution

The fourth proportional to 12,060.28, 18,068.54 and 11,797.84 is: 17,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.28 : 18,068.54 = 11,797.84 : x
  2. Step 2: Convert to fraction form
    12,060.28/18,068.54 = 11,797.84/x
  3. Step 3: Cross multiply
    12,060.28x = 18,068.54 × 11,797.84
  4. Step 4: Simplify right side
    12,060.28x = 213,169,705.46
  5. Step 5: Solve for x
    x = 213,169,705.46/12,060.28
  6. Step 6: Final answer
    x = 17,675.36

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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.