Home / 12,244.34-18,366.51-3,480.02

Finding the Fourth Proportional to 12,244.34, 18,366.51 and 3,480.02

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Solution

The fourth proportional to 12,244.34, 18,366.51 and 3,480.02 is: 5,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.34 : 18,366.51 = 3,480.02 : x
  2. Step 2: Convert to fraction form
    12,244.34/18,366.51 = 3,480.02/x
  3. Step 3: Cross multiply
    12,244.34x = 18,366.51 × 3,480.02
  4. Step 4: Simplify right side
    12,244.34x = 63,915,822.13
  5. Step 5: Solve for x
    x = 63,915,822.13/12,244.34
  6. Step 6: Final answer
    x = 5,220.03

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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.