Home / 14,379.11-21,570.84-4,517.46

Finding the Fourth Proportional to 14,379.11, 21,570.84 and 4,517.46

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Solution

The fourth proportional to 14,379.11, 21,570.84 and 4,517.46 is: 6,776.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.11 : 21,570.84 = 4,517.46 : x
  2. Step 2: Convert to fraction form
    14,379.11/21,570.84 = 4,517.46/x
  3. Step 3: Cross multiply
    14,379.11x = 21,570.84 × 4,517.46
  4. Step 4: Simplify right side
    14,379.11x = 97,445,276.42
  5. Step 5: Solve for x
    x = 97,445,276.42/14,379.11
  6. Step 6: Final answer
    x = 6,776.87

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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.