Home / 31,112.70-46,600.98-30,427.86

Finding the Fourth Proportional to 31,112.70, 46,600.98 and 30,427.86

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Solution

The fourth proportional to 31,112.70, 46,600.98 and 30,427.86 is: 45,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,112.70 : 46,600.98 = 30,427.86 : x
  2. Step 2: Convert to fraction form
    31,112.70/46,600.98 = 30,427.86/x
  3. Step 3: Cross multiply
    31,112.70x = 46,600.98 × 30,427.86
  4. Step 4: Simplify right side
    31,112.70x = 1,417,968,095.30
  5. Step 5: Solve for x
    x = 1,417,968,095.30/31,112.70
  6. Step 6: Final answer
    x = 45,575.22

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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.