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Finding the Fourth Proportional to 35,490.58, 53,224.90 and 11,793.08

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Solution

The fourth proportional to 35,490.58, 53,224.90 and 11,793.08 is: 17,685.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490.58 : 53,224.90 = 11,793.08 : x
  2. Step 2: Convert to fraction form
    35,490.58/53,224.90 = 11,793.08/x
  3. Step 3: Cross multiply
    35,490.58x = 53,224.90 × 11,793.08
  4. Step 4: Simplify right side
    35,490.58x = 627,685,503.69
  5. Step 5: Solve for x
    x = 627,685,503.69/35,490.58
  6. Step 6: Final answer
    x = 17,685.97

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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.