Home / 34,394.14-47,443.80-21,627.11

Finding the Fourth Proportional to 34,394.14, 47,443.80 and 21,627.11

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Solution

The fourth proportional to 34,394.14, 47,443.80 and 21,627.11 is: 29,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,394.14 : 47,443.80 = 21,627.11 : x
  2. Step 2: Convert to fraction form
    34,394.14/47,443.80 = 21,627.11/x
  3. Step 3: Cross multiply
    34,394.14x = 47,443.80 × 21,627.11
  4. Step 4: Simplify right side
    34,394.14x = 1,026,072,481.13
  5. Step 5: Solve for x
    x = 1,026,072,481.13/34,394.14
  6. Step 6: Final answer
    x = 29,832.77

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1.5x scale

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.