Home / 19,478.11-29,212.97-6,152.14

Finding the Fourth Proportional to 19,478.11, 29,212.97 and 6,152.14

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Solution

The fourth proportional to 19,478.11, 29,212.97 and 6,152.14 is: 9,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478.11 : 29,212.97 = 6,152.14 : x
  2. Step 2: Convert to fraction form
    19,478.11/29,212.97 = 6,152.14/x
  3. Step 3: Cross multiply
    19,478.11x = 29,212.97 × 6,152.14
  4. Step 4: Simplify right side
    19,478.11x = 179,722,377.82
  5. Step 5: Solve for x
    x = 179,722,377.82/19,478.11
  6. Step 6: Final answer
    x = 9,226.89

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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.