Home / 29,203.84-43,811.25-13,621.47

Finding the Fourth Proportional to 29,203.84, 43,811.25 and 13,621.47

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Solution

The fourth proportional to 29,203.84, 43,811.25 and 13,621.47 is: 20,434.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,203.84 : 43,811.25 = 13,621.47 : x
  2. Step 2: Convert to fraction form
    29,203.84/43,811.25 = 13,621.47/x
  3. Step 3: Cross multiply
    29,203.84x = 43,811.25 × 13,621.47
  4. Step 4: Simplify right side
    29,203.84x = 596,773,627.54
  5. Step 5: Solve for x
    x = 596,773,627.54/29,203.84
  6. Step 6: Final answer
    x = 20,434.77

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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.