Home / 38,997.51-58,496.22-15,640.35

Finding the Fourth Proportional to 38,997.51, 58,496.22 and 15,640.35

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Solution

The fourth proportional to 38,997.51, 58,496.22 and 15,640.35 is: 23,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,997.51 : 58,496.22 = 15,640.35 : x
  2. Step 2: Convert to fraction form
    38,997.51/58,496.22 = 15,640.35/x
  3. Step 3: Cross multiply
    38,997.51x = 58,496.22 × 15,640.35
  4. Step 4: Simplify right side
    38,997.51x = 914,901,354.48
  5. Step 5: Solve for x
    x = 914,901,354.48/38,997.51
  6. Step 6: Final answer
    x = 23,460.51

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Double scale
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Similar ratio
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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.