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Finding the Fourth Proportional to 35,418.48, 53,127.72 and 10,794.48

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Solution

The fourth proportional to 35,418.48, 53,127.72 and 10,794.48 is: 16,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,418.48 : 53,127.72 = 10,794.48 : x
  2. Step 2: Convert to fraction form
    35,418.48/53,127.72 = 10,794.48/x
  3. Step 3: Cross multiply
    35,418.48x = 53,127.72 × 10,794.48
  4. Step 4: Simplify right side
    35,418.48x = 573,486,110.99
  5. Step 5: Solve for x
    x = 573,486,110.99/35,418.48
  6. Step 6: Final answer
    x = 16,191.72

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1.5x scale

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.