Home / 13,476.65-20,218.28-4,116.83

Finding the Fourth Proportional to 13,476.65, 20,218.28 and 4,116.83

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Solution

The fourth proportional to 13,476.65, 20,218.28 and 4,116.83 is: 6,176.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.65 : 20,218.28 = 4,116.83 : x
  2. Step 2: Convert to fraction form
    13,476.65/20,218.28 = 4,116.83/x
  3. Step 3: Cross multiply
    13,476.65x = 20,218.28 × 4,116.83
  4. Step 4: Simplify right side
    13,476.65x = 83,235,099.98
  5. Step 5: Solve for x
    x = 83,235,099.98/13,476.65
  6. Step 6: Final answer
    x = 6,176.25

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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.