Home / 35,438.21-53,170.28-12,067.01

Finding the Fourth Proportional to 35,438.21, 53,170.28 and 12,067.01

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Solution

The fourth proportional to 35,438.21, 53,170.28 and 12,067.01 is: 18,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,438.21 : 53,170.28 = 12,067.01 : x
  2. Step 2: Convert to fraction form
    35,438.21/53,170.28 = 12,067.01/x
  3. Step 3: Cross multiply
    35,438.21x = 53,170.28 × 12,067.01
  4. Step 4: Simplify right side
    35,438.21x = 641,606,300.46
  5. Step 5: Solve for x
    x = 641,606,300.46/35,438.21
  6. Step 6: Final answer
    x = 18,104.93

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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.