Home / 38,003.04-52,438.32-21,232.80

Finding the Fourth Proportional to 38,003.04, 52,438.32 and 21,232.80

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Solution

The fourth proportional to 38,003.04, 52,438.32 and 21,232.80 is: 29,297.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,003.04 : 52,438.32 = 21,232.80 : x
  2. Step 2: Convert to fraction form
    38,003.04/52,438.32 = 21,232.80/x
  3. Step 3: Cross multiply
    38,003.04x = 52,438.32 × 21,232.80
  4. Step 4: Simplify right side
    38,003.04x = 1,113,412,360.90
  5. Step 5: Solve for x
    x = 1,113,412,360.90/38,003.04
  6. Step 6: Final answer
    x = 29,297.98

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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.