Home / 14,029.53-21,047.76-4,168.79

Finding the Fourth Proportional to 14,029.53, 21,047.76 and 4,168.79

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Solution

The fourth proportional to 14,029.53, 21,047.76 and 4,168.79 is: 6,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029.53 : 21,047.76 = 4,168.79 : x
  2. Step 2: Convert to fraction form
    14,029.53/21,047.76 = 4,168.79/x
  3. Step 3: Cross multiply
    14,029.53x = 21,047.76 × 4,168.79
  4. Step 4: Simplify right side
    14,029.53x = 87,743,691.41
  5. Step 5: Solve for x
    x = 87,743,691.41/14,029.53
  6. Step 6: Final answer
    x = 6,254.21

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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.