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Finding the Fourth Proportional to 35,053.94, 48,373.17 and 19,138.10

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Solution

The fourth proportional to 35,053.94, 48,373.17 and 19,138.10 is: 26,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,053.94 : 48,373.17 = 19,138.10 : x
  2. Step 2: Convert to fraction form
    35,053.94/48,373.17 = 19,138.10/x
  3. Step 3: Cross multiply
    35,053.94x = 48,373.17 × 19,138.10
  4. Step 4: Simplify right side
    35,053.94x = 925,770,564.78
  5. Step 5: Solve for x
    x = 925,770,564.78/35,053.94
  6. Step 6: Final answer
    x = 26,409.89

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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.