Home / 19,292.87-28,944.78-6,146.26

Finding the Fourth Proportional to 19,292.87, 28,944.78 and 6,146.26

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Solution

The fourth proportional to 19,292.87, 28,944.78 and 6,146.26 is: 9,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,292.87 : 28,944.78 = 6,146.26 : x
  2. Step 2: Convert to fraction form
    19,292.87/28,944.78 = 6,146.26/x
  3. Step 3: Cross multiply
    19,292.87x = 28,944.78 × 6,146.26
  4. Step 4: Simplify right side
    19,292.87x = 177,902,071.16
  5. Step 5: Solve for x
    x = 177,902,071.16/19,292.87
  6. Step 6: Final answer
    x = 9,221.13

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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.