Home / 31,036.68-46,553.80-7,662.52

Finding the Fourth Proportional to 31,036.68, 46,553.80 and 7,662.52

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Solution

The fourth proportional to 31,036.68, 46,553.80 and 7,662.52 is: 11,493.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,036.68 : 46,553.80 = 7,662.52 : x
  2. Step 2: Convert to fraction form
    31,036.68/46,553.80 = 7,662.52/x
  3. Step 3: Cross multiply
    31,036.68x = 46,553.80 × 7,662.52
  4. Step 4: Simplify right side
    31,036.68x = 356,719,423.58
  5. Step 5: Solve for x
    x = 356,719,423.58/31,036.68
  6. Step 6: Final answer
    x = 11,493.48

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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.