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Finding the Fourth Proportional to 38,796.48, 58,198.48 and 15,417.68

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Solution

The fourth proportional to 38,796.48, 58,198.48 and 15,417.68 is: 23,128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,796.48 : 58,198.48 = 15,417.68 : x
  2. Step 2: Convert to fraction form
    38,796.48/58,198.48 = 15,417.68/x
  3. Step 3: Cross multiply
    38,796.48x = 58,198.48 × 15,417.68
  4. Step 4: Simplify right side
    38,796.48x = 897,285,541.13
  5. Step 5: Solve for x
    x = 897,285,541.13/38,796.48
  6. Step 6: Final answer
    x = 23,128.01

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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.