Home / 14,116.96-21,167.34-4,253.32

Finding the Fourth Proportional to 14,116.96, 21,167.34 and 4,253.32

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Solution

The fourth proportional to 14,116.96, 21,167.34 and 4,253.32 is: 6,377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.96 : 21,167.34 = 4,253.32 : x
  2. Step 2: Convert to fraction form
    14,116.96/21,167.34 = 4,253.32/x
  3. Step 3: Cross multiply
    14,116.96x = 21,167.34 × 4,253.32
  4. Step 4: Simplify right side
    14,116.96x = 90,031,470.57
  5. Step 5: Solve for x
    x = 90,031,470.57/14,116.96
  6. Step 6: Final answer
    x = 6,377.54

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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.