Home / 47,084.99-64,976.99-28,222.11

Finding the Fourth Proportional to 47,084.99, 64,976.99 and 28,222.11

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Solution

The fourth proportional to 47,084.99, 64,976.99 and 28,222.11 is: 38,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,084.99 : 64,976.99 = 28,222.11 : x
  2. Step 2: Convert to fraction form
    47,084.99/64,976.99 = 28,222.11/x
  3. Step 3: Cross multiply
    47,084.99x = 64,976.99 × 28,222.11
  4. Step 4: Simplify right side
    47,084.99x = 1,833,787,618.14
  5. Step 5: Solve for x
    x = 1,833,787,618.14/47,084.99
  6. Step 6: Final answer
    x = 38,946.34

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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.