Home / 14,574.27-21,869.10-6,679.20

Finding the Fourth Proportional to 14,574.27, 21,869.10 and 6,679.20

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Solution

The fourth proportional to 14,574.27, 21,869.10 and 6,679.20 is: 10,022.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.27 : 21,869.10 = 6,679.20 : x
  2. Step 2: Convert to fraction form
    14,574.27/21,869.10 = 6,679.20/x
  3. Step 3: Cross multiply
    14,574.27x = 21,869.10 × 6,679.20
  4. Step 4: Simplify right side
    14,574.27x = 146,068,092.72
  5. Step 5: Solve for x
    x = 146,068,092.72/14,574.27
  6. Step 6: Final answer
    x = 10,022.33

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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.