Home / 47,112.56-65,024.52-31,197.68

Finding the Fourth Proportional to 47,112.56, 65,024.52 and 31,197.68

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Solution

The fourth proportional to 47,112.56, 65,024.52 and 31,197.68 is: 43,058.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,112.56 : 65,024.52 = 31,197.68 : x
  2. Step 2: Convert to fraction form
    47,112.56/65,024.52 = 31,197.68/x
  3. Step 3: Cross multiply
    47,112.56x = 65,024.52 × 31,197.68
  4. Step 4: Simplify right side
    47,112.56x = 2,028,614,167.11
  5. Step 5: Solve for x
    x = 2,028,614,167.11/47,112.56
  6. Step 6: Final answer
    x = 43,058.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.