Home / 37,369.68-56,036.16-12,401.25

Finding the Fourth Proportional to 37,369.68, 56,036.16 and 12,401.25

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Solution

The fourth proportional to 37,369.68, 56,036.16 and 12,401.25 is: 18,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,369.68 : 56,036.16 = 12,401.25 : x
  2. Step 2: Convert to fraction form
    37,369.68/56,036.16 = 12,401.25/x
  3. Step 3: Cross multiply
    37,369.68x = 56,036.16 × 12,401.25
  4. Step 4: Simplify right side
    37,369.68x = 694,918,429.20
  5. Step 5: Solve for x
    x = 694,918,429.20/37,369.68
  6. Step 6: Final answer
    x = 18,595.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.