Home / 13,877.10-20,816.06-4,016.79

Finding the Fourth Proportional to 13,877.10, 20,816.06 and 4,016.79

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Solution

The fourth proportional to 13,877.10, 20,816.06 and 4,016.79 is: 6,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877.10 : 20,816.06 = 4,016.79 : x
  2. Step 2: Convert to fraction form
    13,877.10/20,816.06 = 4,016.79/x
  3. Step 3: Cross multiply
    13,877.10x = 20,816.06 × 4,016.79
  4. Step 4: Simplify right side
    13,877.10x = 83,613,721.56
  5. Step 5: Solve for x
    x = 83,613,721.56/13,877.10
  6. Step 6: Final answer
    x = 6,025.30

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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.