Home / 16,448.06-22,702.43-9,731.24

Finding the Fourth Proportional to 16,448.06, 22,702.43 and 9,731.24

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Solution

The fourth proportional to 16,448.06, 22,702.43 and 9,731.24 is: 13,431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,448.06 : 22,702.43 = 9,731.24 : x
  2. Step 2: Convert to fraction form
    16,448.06/22,702.43 = 9,731.24/x
  3. Step 3: Cross multiply
    16,448.06x = 22,702.43 × 9,731.24
  4. Step 4: Simplify right side
    16,448.06x = 220,922,736.13
  5. Step 5: Solve for x
    x = 220,922,736.13/16,448.06
  6. Step 6: Final answer
    x = 13,431.54

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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.