Home / 37,319.12-51,500.16-20,552

Finding the Fourth Proportional to 37,319.12, 51,500.16 and 20,552

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Solution

The fourth proportional to 37,319.12, 51,500.16 and 20,552 is: 28,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,319.12 : 51,500.16 = 20,552 : x
  2. Step 2: Convert to fraction form
    37,319.12/51,500.16 = 20,552/x
  3. Step 3: Cross multiply
    37,319.12x = 51,500.16 × 20,552
  4. Step 4: Simplify right side
    37,319.12x = 1,058,431,288.32
  5. Step 5: Solve for x
    x = 1,058,431,288.32/37,319.12
  6. Step 6: Final answer
    x = 28,361.64

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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.