Home / 26,830.19-37,027.39-15,500.17

Finding the Fourth Proportional to 26,830.19, 37,027.39 and 15,500.17

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Solution

The fourth proportional to 26,830.19, 37,027.39 and 15,500.17 is: 21,391.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.19 : 37,027.39 = 15,500.17 : x
  2. Step 2: Convert to fraction form
    26,830.19/37,027.39 = 15,500.17/x
  3. Step 3: Cross multiply
    26,830.19x = 37,027.39 × 15,500.17
  4. Step 4: Simplify right side
    26,830.19x = 573,930,708.34
  5. Step 5: Solve for x
    x = 573,930,708.34/26,830.19
  6. Step 6: Final answer
    x = 21,391.23

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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.