Home / 13,192.28-19,789.76-4,874.48

Finding the Fourth Proportional to 13,192.28, 19,789.76 and 4,874.48

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Solution

The fourth proportional to 13,192.28, 19,789.76 and 4,874.48 is: 7,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.28 : 19,789.76 = 4,874.48 : x
  2. Step 2: Convert to fraction form
    13,192.28/19,789.76 = 4,874.48/x
  3. Step 3: Cross multiply
    13,192.28x = 19,789.76 × 4,874.48
  4. Step 4: Simplify right side
    13,192.28x = 96,464,789.32
  5. Step 5: Solve for x
    x = 96,464,789.32/13,192.28
  6. Step 6: Final answer
    x = 7,312.22

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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.