Home / 37,212.13-51,352.84-20,216.23

Finding the Fourth Proportional to 37,212.13, 51,352.84 and 20,216.23

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Solution

The fourth proportional to 37,212.13, 51,352.84 and 20,216.23 is: 27,898.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,212.13 : 51,352.84 = 20,216.23 : x
  2. Step 2: Convert to fraction form
    37,212.13/51,352.84 = 20,216.23/x
  3. Step 3: Cross multiply
    37,212.13x = 51,352.84 × 20,216.23
  4. Step 4: Simplify right side
    37,212.13x = 1,038,160,896.62
  5. Step 5: Solve for x
    x = 1,038,160,896.62/37,212.13
  6. Step 6: Final answer
    x = 27,898.45

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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.