Home / 13,053.54-19,580.12-3,192.90

Finding the Fourth Proportional to 13,053.54, 19,580.12 and 3,192.90

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Solution

The fourth proportional to 13,053.54, 19,580.12 and 3,192.90 is: 4,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.54 : 19,580.12 = 3,192.90 : x
  2. Step 2: Convert to fraction form
    13,053.54/19,580.12 = 3,192.90/x
  3. Step 3: Cross multiply
    13,053.54x = 19,580.12 × 3,192.90
  4. Step 4: Simplify right side
    13,053.54x = 62,517,365.15
  5. Step 5: Solve for x
    x = 62,517,365.15/13,053.54
  6. Step 6: Final answer
    x = 4,789.30

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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.