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Finding the Fourth Proportional to 35,863.68, 53,801.66 and 10,906.20

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Solution

The fourth proportional to 35,863.68, 53,801.66 and 10,906.20 is: 16,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,863.68 : 53,801.66 = 10,906.20 : x
  2. Step 2: Convert to fraction form
    35,863.68/53,801.66 = 10,906.20/x
  3. Step 3: Cross multiply
    35,863.68x = 53,801.66 × 10,906.20
  4. Step 4: Simplify right side
    35,863.68x = 586,771,744.27
  5. Step 5: Solve for x
    x = 586,771,744.27/35,863.68
  6. Step 6: Final answer
    x = 16,361.17

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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.