Home / 19,553.36-29,328.06-5,512.28

Finding the Fourth Proportional to 19,553.36, 29,328.06 and 5,512.28

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Solution

The fourth proportional to 19,553.36, 29,328.06 and 5,512.28 is: 8,267.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.36 : 29,328.06 = 5,512.28 : x
  2. Step 2: Convert to fraction form
    19,553.36/29,328.06 = 5,512.28/x
  3. Step 3: Cross multiply
    19,553.36x = 29,328.06 × 5,512.28
  4. Step 4: Simplify right side
    19,553.36x = 161,664,478.58
  5. Step 5: Solve for x
    x = 161,664,478.58/19,553.36
  6. Step 6: Final answer
    x = 8,267.86

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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.