Home / 12,029.87-16,601.18-6,724.71

Finding the Fourth Proportional to 12,029.87, 16,601.18 and 6,724.71

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Solution

The fourth proportional to 12,029.87, 16,601.18 and 6,724.71 is: 9,280.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.87 : 16,601.18 = 6,724.71 : x
  2. Step 2: Convert to fraction form
    12,029.87/16,601.18 = 6,724.71/x
  3. Step 3: Cross multiply
    12,029.87x = 16,601.18 × 6,724.71
  4. Step 4: Simplify right side
    12,029.87x = 111,638,087.53
  5. Step 5: Solve for x
    x = 111,638,087.53/12,029.87
  6. Step 6: Final answer
    x = 9,280.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.