Home / 21,378.02-32,067.27-6,586.82

Finding the Fourth Proportional to 21,378.02, 32,067.27 and 6,586.82

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Solution

The fourth proportional to 21,378.02, 32,067.27 and 6,586.82 is: 9,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,378.02 : 32,067.27 = 6,586.82 : x
  2. Step 2: Convert to fraction form
    21,378.02/32,067.27 = 6,586.82/x
  3. Step 3: Cross multiply
    21,378.02x = 32,067.27 × 6,586.82
  4. Step 4: Simplify right side
    21,378.02x = 211,221,335.38
  5. Step 5: Solve for x
    x = 211,221,335.38/21,378.02
  6. Step 6: Final answer
    x = 9,880.30

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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.