Home / 37,320.32-51,499.67-20,553.32

Finding the Fourth Proportional to 37,320.32, 51,499.67 and 20,553.32

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Solution

The fourth proportional to 37,320.32, 51,499.67 and 20,553.32 is: 28,362.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,320.32 : 51,499.67 = 20,553.32 : x
  2. Step 2: Convert to fraction form
    37,320.32/51,499.67 = 20,553.32/x
  3. Step 3: Cross multiply
    37,320.32x = 51,499.67 × 20,553.32
  4. Step 4: Simplify right side
    37,320.32x = 1,058,489,197.40
  5. Step 5: Solve for x
    x = 1,058,489,197.40/37,320.32
  6. Step 6: Final answer
    x = 28,362.28

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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.