Home / 21,491.16-32,286.16-15,266.32

Finding the Fourth Proportional to 21,491.16, 32,286.16 and 15,266.32

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Solution

The fourth proportional to 21,491.16, 32,286.16 and 15,266.32 is: 22,934.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,491.16 : 32,286.16 = 15,266.32 : x
  2. Step 2: Convert to fraction form
    21,491.16/32,286.16 = 15,266.32/x
  3. Step 3: Cross multiply
    21,491.16x = 32,286.16 × 15,266.32
  4. Step 4: Simplify right side
    21,491.16x = 492,890,850.13
  5. Step 5: Solve for x
    x = 492,890,850.13/21,491.16
  6. Step 6: Final answer
    x = 22,934.59

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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.