Home / 22,369.02-33,575.40-13,621.02

Finding the Fourth Proportional to 22,369.02, 33,575.40 and 13,621.02

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Solution

The fourth proportional to 22,369.02, 33,575.40 and 13,621.02 is: 20,444.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,369.02 : 33,575.40 = 13,621.02 : x
  2. Step 2: Convert to fraction form
    22,369.02/33,575.40 = 13,621.02/x
  3. Step 3: Cross multiply
    22,369.02x = 33,575.40 × 13,621.02
  4. Step 4: Simplify right side
    22,369.02x = 457,331,194.91
  5. Step 5: Solve for x
    x = 457,331,194.91/22,369.02
  6. Step 6: Final answer
    x = 20,444.85

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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.