Home / 12,553.36-18,793.05-10,996.40

Finding the Fourth Proportional to 12,553.36, 18,793.05 and 10,996.40

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Solution

The fourth proportional to 12,553.36, 18,793.05 and 10,996.40 is: 16,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.36 : 18,793.05 = 10,996.40 : x
  2. Step 2: Convert to fraction form
    12,553.36/18,793.05 = 10,996.40/x
  3. Step 3: Cross multiply
    12,553.36x = 18,793.05 × 10,996.40
  4. Step 4: Simplify right side
    12,553.36x = 206,655,895.02
  5. Step 5: Solve for x
    x = 206,655,895.02/12,553.36
  6. Step 6: Final answer
    x = 16,462.20

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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.