Home / 26,630.40-36,761.76-17,203.56

Finding the Fourth Proportional to 26,630.40, 36,761.76 and 17,203.56

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Solution

The fourth proportional to 26,630.40, 36,761.76 and 17,203.56 is: 23,748.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.40 : 36,761.76 = 17,203.56 : x
  2. Step 2: Convert to fraction form
    26,630.40/36,761.76 = 17,203.56/x
  3. Step 3: Cross multiply
    26,630.40x = 36,761.76 × 17,203.56
  4. Step 4: Simplify right side
    26,630.40x = 632,433,143.87
  5. Step 5: Solve for x
    x = 632,433,143.87/26,630.40
  6. Step 6: Final answer
    x = 23,748.54

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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.