Home / 10,015.50-13,822.20-5,824.56

Finding the Fourth Proportional to 10,015.50, 13,822.20 and 5,824.56

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Solution

The fourth proportional to 10,015.50, 13,822.20 and 5,824.56 is: 8,038.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.50 : 13,822.20 = 5,824.56 : x
  2. Step 2: Convert to fraction form
    10,015.50/13,822.20 = 5,824.56/x
  3. Step 3: Cross multiply
    10,015.50x = 13,822.20 × 5,824.56
  4. Step 4: Simplify right side
    10,015.50x = 80,508,233.23
  5. Step 5: Solve for x
    x = 80,508,233.23/10,015.50
  6. Step 6: Final answer
    x = 8,038.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.