Home / 50,905.17-76,342.86-17,616.60

Finding the Fourth Proportional to 50,905.17, 76,342.86 and 17,616.60

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Solution

The fourth proportional to 50,905.17, 76,342.86 and 17,616.60 is: 26,419.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,905.17 : 76,342.86 = 17,616.60 : x
  2. Step 2: Convert to fraction form
    50,905.17/76,342.86 = 17,616.60/x
  3. Step 3: Cross multiply
    50,905.17x = 76,342.86 × 17,616.60
  4. Step 4: Simplify right side
    50,905.17x = 1,344,901,627.48
  5. Step 5: Solve for x
    x = 1,344,901,627.48/50,905.17
  6. Step 6: Final answer
    x = 26,419.75

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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.