Home / 37,434.96-51,658.44-20,439.84

Finding the Fourth Proportional to 37,434.96, 51,658.44 and 20,439.84

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Solution

The fourth proportional to 37,434.96, 51,658.44 and 20,439.84 is: 28,205.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,434.96 : 51,658.44 = 20,439.84 : x
  2. Step 2: Convert to fraction form
    37,434.96/51,658.44 = 20,439.84/x
  3. Step 3: Cross multiply
    37,434.96x = 51,658.44 × 20,439.84
  4. Step 4: Simplify right side
    37,434.96x = 1,055,890,248.25
  5. Step 5: Solve for x
    x = 1,055,890,248.25/37,434.96
  6. Step 6: Final answer
    x = 28,205.99

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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.