Home / 37,387.40-51,594.12-21,471.44

Finding the Fourth Proportional to 37,387.40, 51,594.12 and 21,471.44

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Solution

The fourth proportional to 37,387.40, 51,594.12 and 21,471.44 is: 29,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,387.40 : 51,594.12 = 21,471.44 : x
  2. Step 2: Convert to fraction form
    37,387.40/51,594.12 = 21,471.44/x
  3. Step 3: Cross multiply
    37,387.40x = 51,594.12 × 21,471.44
  4. Step 4: Simplify right side
    37,387.40x = 1,107,800,051.93
  5. Step 5: Solve for x
    x = 1,107,800,051.93/37,387.40
  6. Step 6: Final answer
    x = 29,630.30

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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.