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Finding the Fourth Proportional to 38,794.48, 58,195.48 and 15,415.68

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Solution

The fourth proportional to 38,794.48, 58,195.48 and 15,415.68 is: 23,125.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,794.48 : 58,195.48 = 15,415.68 : x
  2. Step 2: Convert to fraction form
    38,794.48/58,195.48 = 15,415.68/x
  3. Step 3: Cross multiply
    38,794.48x = 58,195.48 × 15,415.68
  4. Step 4: Simplify right side
    38,794.48x = 897,122,897.13
  5. Step 5: Solve for x
    x = 897,122,897.13/38,794.48
  6. Step 6: Final answer
    x = 23,125.01

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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.