Home / 12,382.06-18,569.34-4,483.62

Finding the Fourth Proportional to 12,382.06, 18,569.34 and 4,483.62

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Solution

The fourth proportional to 12,382.06, 18,569.34 and 4,483.62 is: 6,724.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382.06 : 18,569.34 = 4,483.62 : x
  2. Step 2: Convert to fraction form
    12,382.06/18,569.34 = 4,483.62/x
  3. Step 3: Cross multiply
    12,382.06x = 18,569.34 × 4,483.62
  4. Step 4: Simplify right side
    12,382.06x = 83,257,864.21
  5. Step 5: Solve for x
    x = 83,257,864.21/12,382.06
  6. Step 6: Final answer
    x = 6,724.07

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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.