Home / 22,079.27-30,439.58-14,993.39

Finding the Fourth Proportional to 22,079.27, 30,439.58 and 14,993.39

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Solution

The fourth proportional to 22,079.27, 30,439.58 and 14,993.39 is: 20,670.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,079.27 : 30,439.58 = 14,993.39 : x
  2. Step 2: Convert to fraction form
    22,079.27/30,439.58 = 14,993.39/x
  3. Step 3: Cross multiply
    22,079.27x = 30,439.58 × 14,993.39
  4. Step 4: Simplify right side
    22,079.27x = 456,392,267.21
  5. Step 5: Solve for x
    x = 456,392,267.21/22,079.27
  6. Step 6: Final answer
    x = 20,670.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.