Home / 34,669.85-47,845.56-21,055.55

Finding the Fourth Proportional to 34,669.85, 47,845.56 and 21,055.55

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Solution

The fourth proportional to 34,669.85, 47,845.56 and 21,055.55 is: 29,057.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,669.85 : 47,845.56 = 21,055.55 : x
  2. Step 2: Convert to fraction form
    34,669.85/47,845.56 = 21,055.55/x
  3. Step 3: Cross multiply
    34,669.85x = 47,845.56 × 21,055.55
  4. Step 4: Simplify right side
    34,669.85x = 1,007,414,341.63
  5. Step 5: Solve for x
    x = 1,007,414,341.63/34,669.85
  6. Step 6: Final answer
    x = 29,057.37

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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.