Home / 14,377.35-19,839.38-8,089.32

Finding the Fourth Proportional to 14,377.35, 19,839.38 and 8,089.32

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Solution

The fourth proportional to 14,377.35, 19,839.38 and 8,089.32 is: 11,162.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.35 : 19,839.38 = 8,089.32 : x
  2. Step 2: Convert to fraction form
    14,377.35/19,839.38 = 8,089.32/x
  3. Step 3: Cross multiply
    14,377.35x = 19,839.38 × 8,089.32
  4. Step 4: Simplify right side
    14,377.35x = 160,487,093.42
  5. Step 5: Solve for x
    x = 160,487,093.42/14,377.35
  6. Step 6: Final answer
    x = 11,162.49

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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.