Home / 14,714.66-20,315.93-11,351.62

Finding the Fourth Proportional to 14,714.66, 20,315.93 and 11,351.62

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Solution

The fourth proportional to 14,714.66, 20,315.93 and 11,351.62 is: 15,672.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,714.66 : 20,315.93 = 11,351.62 : x
  2. Step 2: Convert to fraction form
    14,714.66/20,315.93 = 11,351.62/x
  3. Step 3: Cross multiply
    14,714.66x = 20,315.93 × 11,351.62
  4. Step 4: Simplify right side
    14,714.66x = 230,618,717.31
  5. Step 5: Solve for x
    x = 230,618,717.31/14,714.66
  6. Step 6: Final answer
    x = 15,672.72

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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.