Home / 19,227.60-28,838.70-6,081.30

Finding the Fourth Proportional to 19,227.60, 28,838.70 and 6,081.30

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Solution

The fourth proportional to 19,227.60, 28,838.70 and 6,081.30 is: 9,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,227.60 : 28,838.70 = 6,081.30 : x
  2. Step 2: Convert to fraction form
    19,227.60/28,838.70 = 6,081.30/x
  3. Step 3: Cross multiply
    19,227.60x = 28,838.70 × 6,081.30
  4. Step 4: Simplify right side
    19,227.60x = 175,376,786.31
  5. Step 5: Solve for x
    x = 175,376,786.31/19,227.60
  6. Step 6: Final answer
    x = 9,121.10

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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.