Home / 21,519.25-32,280.73-5,936.87

Finding the Fourth Proportional to 21,519.25, 32,280.73 and 5,936.87

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Solution

The fourth proportional to 21,519.25, 32,280.73 and 5,936.87 is: 8,905.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,519.25 : 32,280.73 = 5,936.87 : x
  2. Step 2: Convert to fraction form
    21,519.25/32,280.73 = 5,936.87/x
  3. Step 3: Cross multiply
    21,519.25x = 32,280.73 × 5,936.87
  4. Step 4: Simplify right side
    21,519.25x = 191,646,585.64
  5. Step 5: Solve for x
    x = 191,646,585.64/21,519.25
  6. Step 6: Final answer
    x = 8,905.82

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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.