Home / 34,151.76-51,227.64-9,191.86

Finding the Fourth Proportional to 34,151.76, 51,227.64 and 9,191.86

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Solution

The fourth proportional to 34,151.76, 51,227.64 and 9,191.86 is: 13,787.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,151.76 : 51,227.64 = 9,191.86 : x
  2. Step 2: Convert to fraction form
    34,151.76/51,227.64 = 9,191.86/x
  3. Step 3: Cross multiply
    34,151.76x = 51,227.64 × 9,191.86
  4. Step 4: Simplify right side
    34,151.76x = 470,877,295.01
  5. Step 5: Solve for x
    x = 470,877,295.01/34,151.76
  6. Step 6: Final answer
    x = 13,787.79

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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.