Home / 20,060.32-30,056.24-14,207.20

Finding the Fourth Proportional to 20,060.32, 30,056.24 and 14,207.20

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Solution

The fourth proportional to 20,060.32, 30,056.24 and 14,207.20 is: 21,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060.32 : 30,056.24 = 14,207.20 : x
  2. Step 2: Convert to fraction form
    20,060.32/30,056.24 = 14,207.20/x
  3. Step 3: Cross multiply
    20,060.32x = 30,056.24 × 14,207.20
  4. Step 4: Simplify right side
    20,060.32x = 427,015,012.93
  5. Step 5: Solve for x
    x = 427,015,012.93/20,060.32
  6. Step 6: Final answer
    x = 21,286.55

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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.