Home / 37,355.45-51,549.21-20,359.35

Finding the Fourth Proportional to 37,355.45, 51,549.21 and 20,359.35

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Solution

The fourth proportional to 37,355.45, 51,549.21 and 20,359.35 is: 28,095.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,355.45 : 51,549.21 = 20,359.35 : x
  2. Step 2: Convert to fraction form
    37,355.45/51,549.21 = 20,359.35/x
  3. Step 3: Cross multiply
    37,355.45x = 51,549.21 × 20,359.35
  4. Step 4: Simplify right side
    37,355.45x = 1,049,508,408.61
  5. Step 5: Solve for x
    x = 1,049,508,408.61/37,355.45
  6. Step 6: Final answer
    x = 28,095.19

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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.