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Finding the Fourth Proportional to 35,889.48, 53,836.16 and 10,930.32

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Solution

The fourth proportional to 35,889.48, 53,836.16 and 10,930.32 is: 16,396.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,889.48 : 53,836.16 = 10,930.32 : x
  2. Step 2: Convert to fraction form
    35,889.48/53,836.16 = 10,930.32/x
  3. Step 3: Cross multiply
    35,889.48x = 53,836.16 × 10,930.32
  4. Step 4: Simplify right side
    35,889.48x = 588,446,401.72
  5. Step 5: Solve for x
    x = 588,446,401.72/35,889.48
  6. Step 6: Final answer
    x = 16,396.07

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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.