Home / 31,189.48-46,790.34-10,134.88

Finding the Fourth Proportional to 31,189.48, 46,790.34 and 10,134.88

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Solution

The fourth proportional to 31,189.48, 46,790.34 and 10,134.88 is: 15,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,189.48 : 46,790.34 = 10,134.88 : x
  2. Step 2: Convert to fraction form
    31,189.48/46,790.34 = 10,134.88/x
  3. Step 3: Cross multiply
    31,189.48x = 46,790.34 × 10,134.88
  4. Step 4: Simplify right side
    31,189.48x = 474,214,481.06
  5. Step 5: Solve for x
    x = 474,214,481.06/31,189.48
  6. Step 6: Final answer
    x = 15,204.31

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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.