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Finding the Fourth Proportional to 35,674.87, 53,508.05 and 9,381.66

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Solution

The fourth proportional to 35,674.87, 53,508.05 and 9,381.66 is: 14,071.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,674.87 : 53,508.05 = 9,381.66 : x
  2. Step 2: Convert to fraction form
    35,674.87/53,508.05 = 9,381.66/x
  3. Step 3: Cross multiply
    35,674.87x = 53,508.05 × 9,381.66
  4. Step 4: Simplify right side
    35,674.87x = 501,994,332.36
  5. Step 5: Solve for x
    x = 501,994,332.36/35,674.87
  6. Step 6: Final answer
    x = 14,071.37

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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.