Home / 31,150.74-46,733.52-10,090.77

Finding the Fourth Proportional to 31,150.74, 46,733.52 and 10,090.77

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Solution

The fourth proportional to 31,150.74, 46,733.52 and 10,090.77 is: 15,138.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,150.74 : 46,733.52 = 10,090.77 : x
  2. Step 2: Convert to fraction form
    31,150.74/46,733.52 = 10,090.77/x
  3. Step 3: Cross multiply
    31,150.74x = 46,733.52 × 10,090.77
  4. Step 4: Simplify right side
    31,150.74x = 471,577,201.61
  5. Step 5: Solve for x
    x = 471,577,201.61/31,150.74
  6. Step 6: Final answer
    x = 15,138.56

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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.