Home / 35,390.22-53,067-10,427.04

Finding the Fourth Proportional to 35,390.22, 53,067 and 10,427.04

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Solution

The fourth proportional to 35,390.22, 53,067 and 10,427.04 is: 15,635.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,390.22 : 53,067 = 10,427.04 : x
  2. Step 2: Convert to fraction form
    35,390.22/53,067 = 10,427.04/x
  3. Step 3: Cross multiply
    35,390.22x = 53,067 × 10,427.04
  4. Step 4: Simplify right side
    35,390.22x = 553,331,731.68
  5. Step 5: Solve for x
    x = 553,331,731.68/35,390.22
  6. Step 6: Final answer
    x = 15,635.16

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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.