Home / 47,930.22-66,135.91-27,783.16

Finding the Fourth Proportional to 47,930.22, 66,135.91 and 27,783.16

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Solution

The fourth proportional to 47,930.22, 66,135.91 and 27,783.16 is: 38,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,930.22 : 66,135.91 = 27,783.16 : x
  2. Step 2: Convert to fraction form
    47,930.22/66,135.91 = 27,783.16/x
  3. Step 3: Cross multiply
    47,930.22x = 66,135.91 × 27,783.16
  4. Step 4: Simplify right side
    47,930.22x = 1,837,464,569.28
  5. Step 5: Solve for x
    x = 1,837,464,569.28/47,930.22
  6. Step 6: Final answer
    x = 38,336.24

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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.