Home / 15,512.82-23,279.66-15,455.74

Finding the Fourth Proportional to 15,512.82, 23,279.66 and 15,455.74

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Solution

The fourth proportional to 15,512.82, 23,279.66 and 15,455.74 is: 23,194.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512.82 : 23,279.66 = 15,455.74 : x
  2. Step 2: Convert to fraction form
    15,512.82/23,279.66 = 15,455.74/x
  3. Step 3: Cross multiply
    15,512.82x = 23,279.66 × 15,455.74
  4. Step 4: Simplify right side
    15,512.82x = 359,804,372.25
  5. Step 5: Solve for x
    x = 359,804,372.25/15,512.82
  6. Step 6: Final answer
    x = 23,194.00

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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.