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Finding the Fourth Proportional to 35,363.74, 53,045.61 and 16,839.58

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Solution

The fourth proportional to 35,363.74, 53,045.61 and 16,839.58 is: 25,259.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,363.74 : 53,045.61 = 16,839.58 : x
  2. Step 2: Convert to fraction form
    35,363.74/53,045.61 = 16,839.58/x
  3. Step 3: Cross multiply
    35,363.74x = 53,045.61 × 16,839.58
  4. Step 4: Simplify right side
    35,363.74x = 893,265,793.24
  5. Step 5: Solve for x
    x = 893,265,793.24/35,363.74
  6. Step 6: Final answer
    x = 25,259.37

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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.