Home / 21,375.02-32,068.98-6,382.63

Finding the Fourth Proportional to 21,375.02, 32,068.98 and 6,382.63

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Solution

The fourth proportional to 21,375.02, 32,068.98 and 6,382.63 is: 9,575.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,375.02 : 32,068.98 = 6,382.63 : x
  2. Step 2: Convert to fraction form
    21,375.02/32,068.98 = 6,382.63/x
  3. Step 3: Cross multiply
    21,375.02x = 32,068.98 × 6,382.63
  4. Step 4: Simplify right side
    21,375.02x = 204,684,433.82
  5. Step 5: Solve for x
    x = 204,684,433.82/21,375.02
  6. Step 6: Final answer
    x = 9,575.87

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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.