Home / 39,215.36-58,826.40-11,135.52

Finding the Fourth Proportional to 39,215.36, 58,826.40 and 11,135.52

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Solution

The fourth proportional to 39,215.36, 58,826.40 and 11,135.52 is: 16,704.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,215.36 : 58,826.40 = 11,135.52 : x
  2. Step 2: Convert to fraction form
    39,215.36/58,826.40 = 11,135.52/x
  3. Step 3: Cross multiply
    39,215.36x = 58,826.40 × 11,135.52
  4. Step 4: Simplify right side
    39,215.36x = 655,062,553.73
  5. Step 5: Solve for x
    x = 655,062,553.73/39,215.36
  6. Step 6: Final answer
    x = 16,704.23

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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.