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Finding the Fourth Proportional to 35,493.52, 53,240.30 and 19,922.08

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Solution

The fourth proportional to 35,493.52, 53,240.30 and 19,922.08 is: 29,883.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,493.52 : 53,240.30 = 19,922.08 : x
  2. Step 2: Convert to fraction form
    35,493.52/53,240.30 = 19,922.08/x
  3. Step 3: Cross multiply
    35,493.52x = 53,240.30 × 19,922.08
  4. Step 4: Simplify right side
    35,493.52x = 1,060,657,150.01
  5. Step 5: Solve for x
    x = 1,060,657,150.01/35,493.52
  6. Step 6: Final answer
    x = 29,883.13

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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.