Home / 26,743.50-36,906.03-15,565.50

Finding the Fourth Proportional to 26,743.50, 36,906.03 and 15,565.50

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Solution

The fourth proportional to 26,743.50, 36,906.03 and 15,565.50 is: 21,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,743.50 : 36,906.03 = 15,565.50 : x
  2. Step 2: Convert to fraction form
    26,743.50/36,906.03 = 15,565.50/x
  3. Step 3: Cross multiply
    26,743.50x = 36,906.03 × 15,565.50
  4. Step 4: Simplify right side
    26,743.50x = 574,460,809.97
  5. Step 5: Solve for x
    x = 574,460,809.97/26,743.50
  6. Step 6: Final answer
    x = 21,480.39

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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.