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Finding the Fourth Proportional to 35,402.54, 53,059.95 and 17,877.38

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Solution

The fourth proportional to 35,402.54, 53,059.95 and 17,877.38 is: 26,793.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,402.54 : 53,059.95 = 17,877.38 : x
  2. Step 2: Convert to fraction form
    35,402.54/53,059.95 = 17,877.38/x
  3. Step 3: Cross multiply
    35,402.54x = 53,059.95 × 17,877.38
  4. Step 4: Simplify right side
    35,402.54x = 948,572,888.93
  5. Step 5: Solve for x
    x = 948,572,888.93/35,402.54
  6. Step 6: Final answer
    x = 26,793.92

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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.