Home / 37,289.11-51,466.38-21,156.75

Finding the Fourth Proportional to 37,289.11, 51,466.38 and 21,156.75

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Solution

The fourth proportional to 37,289.11, 51,466.38 and 21,156.75 is: 29,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,289.11 : 51,466.38 = 21,156.75 : x
  2. Step 2: Convert to fraction form
    37,289.11/51,466.38 = 21,156.75/x
  3. Step 3: Cross multiply
    37,289.11x = 51,466.38 × 21,156.75
  4. Step 4: Simplify right side
    37,289.11x = 1,088,861,335.07
  5. Step 5: Solve for x
    x = 1,088,861,335.07/37,289.11
  6. Step 6: Final answer
    x = 29,200.52

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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.