Home / 13,323.05-19,962.70-4,553.18

Finding the Fourth Proportional to 13,323.05, 19,962.70 and 4,553.18

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Solution

The fourth proportional to 13,323.05, 19,962.70 and 4,553.18 is: 6,822.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,323.05 : 19,962.70 = 4,553.18 : x
  2. Step 2: Convert to fraction form
    13,323.05/19,962.70 = 4,553.18/x
  3. Step 3: Cross multiply
    13,323.05x = 19,962.70 × 4,553.18
  4. Step 4: Simplify right side
    13,323.05x = 90,893,755.66
  5. Step 5: Solve for x
    x = 90,893,755.66/13,323.05
  6. Step 6: Final answer
    x = 6,822.29

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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.