Home / 21,377.84-32,063.92-6,587.24

Finding the Fourth Proportional to 21,377.84, 32,063.92 and 6,587.24

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Solution

The fourth proportional to 21,377.84, 32,063.92 and 6,587.24 is: 9,879.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,377.84 : 32,063.92 = 6,587.24 : x
  2. Step 2: Convert to fraction form
    21,377.84/32,063.92 = 6,587.24/x
  3. Step 3: Cross multiply
    21,377.84x = 32,063.92 × 6,587.24
  4. Step 4: Simplify right side
    21,377.84x = 211,212,736.38
  5. Step 5: Solve for x
    x = 211,212,736.38/21,377.84
  6. Step 6: Final answer
    x = 9,879.98

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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.