Home / 17,224.56-23,778.32-11,557.28

Finding the Fourth Proportional to 17,224.56, 23,778.32 and 11,557.28

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Solution

The fourth proportional to 17,224.56, 23,778.32 and 11,557.28 is: 15,954.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,224.56 : 23,778.32 = 11,557.28 : x
  2. Step 2: Convert to fraction form
    17,224.56/23,778.32 = 11,557.28/x
  3. Step 3: Cross multiply
    17,224.56x = 23,778.32 × 11,557.28
  4. Step 4: Simplify right side
    17,224.56x = 274,812,702.17
  5. Step 5: Solve for x
    x = 274,812,702.17/17,224.56
  6. Step 6: Final answer
    x = 15,954.70

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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.