Home / 12,035.20-18,059.70-6,488.52

Finding the Fourth Proportional to 12,035.20, 18,059.70 and 6,488.52

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Solution

The fourth proportional to 12,035.20, 18,059.70 and 6,488.52 is: 9,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035.20 : 18,059.70 = 6,488.52 : x
  2. Step 2: Convert to fraction form
    12,035.20/18,059.70 = 6,488.52/x
  3. Step 3: Cross multiply
    12,035.20x = 18,059.70 × 6,488.52
  4. Step 4: Simplify right side
    12,035.20x = 117,180,724.64
  5. Step 5: Solve for x
    x = 117,180,724.64/12,035.20
  6. Step 6: Final answer
    x = 9,736.50

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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.