Home / 13,869.93-20,807.97-4,008.46

Finding the Fourth Proportional to 13,869.93, 20,807.97 and 4,008.46

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Solution

The fourth proportional to 13,869.93, 20,807.97 and 4,008.46 is: 6,013.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,869.93 : 20,807.97 = 4,008.46 : x
  2. Step 2: Convert to fraction form
    13,869.93/20,807.97 = 4,008.46/x
  3. Step 3: Cross multiply
    13,869.93x = 20,807.97 × 4,008.46
  4. Step 4: Simplify right side
    13,869.93x = 83,407,956.47
  5. Step 5: Solve for x
    x = 83,407,956.47/13,869.93
  6. Step 6: Final answer
    x = 6,013.58

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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.