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Finding the Fourth Proportional to 35,862.36, 53,783.82 and 15,081

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Solution

The fourth proportional to 35,862.36, 53,783.82 and 15,081 is: 22,617.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,862.36 : 53,783.82 = 15,081 : x
  2. Step 2: Convert to fraction form
    35,862.36/53,783.82 = 15,081/x
  3. Step 3: Cross multiply
    35,862.36x = 53,783.82 × 15,081
  4. Step 4: Simplify right side
    35,862.36x = 811,113,789.42
  5. Step 5: Solve for x
    x = 811,113,789.42/35,862.36
  6. Step 6: Final answer
    x = 22,617.41

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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.