Home / 28,996.79-43,497.81-11,462.45

Finding the Fourth Proportional to 28,996.79, 43,497.81 and 11,462.45

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Solution

The fourth proportional to 28,996.79, 43,497.81 and 11,462.45 is: 17,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996.79 : 43,497.81 = 11,462.45 : x
  2. Step 2: Convert to fraction form
    28,996.79/43,497.81 = 11,462.45/x
  3. Step 3: Cross multiply
    28,996.79x = 43,497.81 × 11,462.45
  4. Step 4: Simplify right side
    28,996.79x = 498,591,254.75
  5. Step 5: Solve for x
    x = 498,591,254.75/28,996.79
  6. Step 6: Final answer
    x = 17,194.71

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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.