Home / 37,393.72-51,604.30-20,398.25

Finding the Fourth Proportional to 37,393.72, 51,604.30 and 20,398.25

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Solution

The fourth proportional to 37,393.72, 51,604.30 and 20,398.25 is: 28,150.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,393.72 : 51,604.30 = 20,398.25 : x
  2. Step 2: Convert to fraction form
    37,393.72/51,604.30 = 20,398.25/x
  3. Step 3: Cross multiply
    37,393.72x = 51,604.30 × 20,398.25
  4. Step 4: Simplify right side
    37,393.72x = 1,052,637,154.45
  5. Step 5: Solve for x
    x = 1,052,637,154.45/37,393.72
  6. Step 6: Final answer
    x = 28,150.11

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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.