Home / 22,575.02-33,865.11-13,215.11

Finding the Fourth Proportional to 22,575.02, 33,865.11 and 13,215.11

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Solution

The fourth proportional to 22,575.02, 33,865.11 and 13,215.11 is: 19,824.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,575.02 : 33,865.11 = 13,215.11 : x
  2. Step 2: Convert to fraction form
    22,575.02/33,865.11 = 13,215.11/x
  3. Step 3: Cross multiply
    22,575.02x = 33,865.11 × 13,215.11
  4. Step 4: Simplify right side
    22,575.02x = 447,530,984.49
  5. Step 5: Solve for x
    x = 447,530,984.49/22,575.02
  6. Step 6: Final answer
    x = 19,824.17

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1.5x scale

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.