Home / 16,355.25-22,573.19-9,640.48

Finding the Fourth Proportional to 16,355.25, 22,573.19 and 9,640.48

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Solution

The fourth proportional to 16,355.25, 22,573.19 and 9,640.48 is: 13,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,355.25 : 22,573.19 = 9,640.48 : x
  2. Step 2: Convert to fraction form
    16,355.25/22,573.19 = 9,640.48/x
  3. Step 3: Cross multiply
    16,355.25x = 22,573.19 × 9,640.48
  4. Step 4: Simplify right side
    16,355.25x = 217,616,386.73
  5. Step 5: Solve for x
    x = 217,616,386.73/16,355.25
  6. Step 6: Final answer
    x = 13,305.60

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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.