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Finding the Fourth Proportional to 12,065.58, 18,059.40 and 6,214.14

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Solution

The fourth proportional to 12,065.58, 18,059.40 and 6,214.14 is: 9,301.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.58 : 18,059.40 = 6,214.14 : x
  2. Step 2: Convert to fraction form
    12,065.58/18,059.40 = 6,214.14/x
  3. Step 3: Cross multiply
    12,065.58x = 18,059.40 × 6,214.14
  4. Step 4: Simplify right side
    12,065.58x = 112,223,639.92
  5. Step 5: Solve for x
    x = 112,223,639.92/12,065.58
  6. Step 6: Final answer
    x = 9,301.14

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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.