Home / 14,216.06-19,617.90-8,248.28

Finding the Fourth Proportional to 14,216.06, 19,617.90 and 8,248.28

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Solution

The fourth proportional to 14,216.06, 19,617.90 and 8,248.28 is: 11,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.06 : 19,617.90 = 8,248.28 : x
  2. Step 2: Convert to fraction form
    14,216.06/19,617.90 = 8,248.28/x
  3. Step 3: Cross multiply
    14,216.06x = 19,617.90 × 8,248.28
  4. Step 4: Simplify right side
    14,216.06x = 161,813,932.21
  5. Step 5: Solve for x
    x = 161,813,932.21/14,216.06
  6. Step 6: Final answer
    x = 11,382.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.