Home / 21,366.99-32,046.79-5,780.97

Finding the Fourth Proportional to 21,366.99, 32,046.79 and 5,780.97

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Solution

The fourth proportional to 21,366.99, 32,046.79 and 5,780.97 is: 8,670.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,366.99 : 32,046.79 = 5,780.97 : x
  2. Step 2: Convert to fraction form
    21,366.99/32,046.79 = 5,780.97/x
  3. Step 3: Cross multiply
    21,366.99x = 32,046.79 × 5,780.97
  4. Step 4: Simplify right side
    21,366.99x = 185,261,597.25
  5. Step 5: Solve for x
    x = 185,261,597.25/21,366.99
  6. Step 6: Final answer
    x = 8,670.46

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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.