Home / 31,466.96-47,201.56-10,687.76

Finding the Fourth Proportional to 31,466.96, 47,201.56 and 10,687.76

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Solution

The fourth proportional to 31,466.96, 47,201.56 and 10,687.76 is: 16,032.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,466.96 : 47,201.56 = 10,687.76 : x
  2. Step 2: Convert to fraction form
    31,466.96/47,201.56 = 10,687.76/x
  3. Step 3: Cross multiply
    31,466.96x = 47,201.56 × 10,687.76
  4. Step 4: Simplify right side
    31,466.96x = 504,478,944.91
  5. Step 5: Solve for x
    x = 504,478,944.91/31,466.96
  6. Step 6: Final answer
    x = 16,032.02

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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.