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Finding the Fourth Proportional to 55,674, 83,435.04 and 25,670.79

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Solution

The fourth proportional to 55,674, 83,435.04 and 25,670.79 is: 38,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,674 : 83,435.04 = 25,670.79 : x
  2. Step 2: Convert to fraction form
    55,674/83,435.04 = 25,670.79/x
  3. Step 3: Cross multiply
    55,674x = 83,435.04 × 25,670.79
  4. Step 4: Simplify right side
    55,674x = 2,141,843,390.48
  5. Step 5: Solve for x
    x = 2,141,843,390.48/55,674
  6. Step 6: Final answer
    x = 38,471.16

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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.