Home / 31,291.37-46,939.93-10,231.52

Finding the Fourth Proportional to 31,291.37, 46,939.93 and 10,231.52

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Solution

The fourth proportional to 31,291.37, 46,939.93 and 10,231.52 is: 15,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,291.37 : 46,939.93 = 10,231.52 : x
  2. Step 2: Convert to fraction form
    31,291.37/46,939.93 = 10,231.52/x
  3. Step 3: Cross multiply
    31,291.37x = 46,939.93 × 10,231.52
  4. Step 4: Simplify right side
    31,291.37x = 480,266,572.32
  5. Step 5: Solve for x
    x = 480,266,572.32/31,291.37
  6. Step 6: Final answer
    x = 15,348.21

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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.