Home / 37,767.50-52,119.24-21,003.74

Finding the Fourth Proportional to 37,767.50, 52,119.24 and 21,003.74

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Solution

The fourth proportional to 37,767.50, 52,119.24 and 21,003.74 is: 28,985.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,767.50 : 52,119.24 = 21,003.74 : x
  2. Step 2: Convert to fraction form
    37,767.50/52,119.24 = 21,003.74/x
  3. Step 3: Cross multiply
    37,767.50x = 52,119.24 × 21,003.74
  4. Step 4: Simplify right side
    37,767.50x = 1,094,698,965.96
  5. Step 5: Solve for x
    x = 1,094,698,965.96/37,767.50
  6. Step 6: Final answer
    x = 28,985.21

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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.