Home / 35,486.40-53,229.60-29,144.10

Finding the Fourth Proportional to 35,486.40, 53,229.60 and 29,144.10

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Solution

The fourth proportional to 35,486.40, 53,229.60 and 29,144.10 is: 43,716.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.40 : 53,229.60 = 29,144.10 : x
  2. Step 2: Convert to fraction form
    35,486.40/53,229.60 = 29,144.10/x
  3. Step 3: Cross multiply
    35,486.40x = 53,229.60 × 29,144.10
  4. Step 4: Simplify right side
    35,486.40x = 1,551,328,785.36
  5. Step 5: Solve for x
    x = 1,551,328,785.36/35,486.40
  6. Step 6: Final answer
    x = 43,716.15

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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.