Home / 18,628.68-27,947.18-6,152.60

Finding the Fourth Proportional to 18,628.68, 27,947.18 and 6,152.60

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Solution

The fourth proportional to 18,628.68, 27,947.18 and 6,152.60 is: 9,230.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628.68 : 27,947.18 = 6,152.60 : x
  2. Step 2: Convert to fraction form
    18,628.68/27,947.18 = 6,152.60/x
  3. Step 3: Cross multiply
    18,628.68x = 27,947.18 × 6,152.60
  4. Step 4: Simplify right side
    18,628.68x = 171,947,819.67
  5. Step 5: Solve for x
    x = 171,947,819.67/18,628.68
  6. Step 6: Final answer
    x = 9,230.27

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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.