Home / 14,878.68-22,286.70-7,079.64

Finding the Fourth Proportional to 14,878.68, 22,286.70 and 7,079.64

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Solution

The fourth proportional to 14,878.68, 22,286.70 and 7,079.64 is: 10,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.68 : 22,286.70 = 7,079.64 : x
  2. Step 2: Convert to fraction form
    14,878.68/22,286.70 = 7,079.64/x
  3. Step 3: Cross multiply
    14,878.68x = 22,286.70 × 7,079.64
  4. Step 4: Simplify right side
    14,878.68x = 157,781,812.79
  5. Step 5: Solve for x
    x = 157,781,812.79/14,878.68
  6. Step 6: Final answer
    x = 10,604.56

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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.