Home / 30,884.31-42,626.66-17,456.13

Finding the Fourth Proportional to 30,884.31, 42,626.66 and 17,456.13

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Solution

The fourth proportional to 30,884.31, 42,626.66 and 17,456.13 is: 24,093.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,884.31 : 42,626.66 = 17,456.13 : x
  2. Step 2: Convert to fraction form
    30,884.31/42,626.66 = 17,456.13/x
  3. Step 3: Cross multiply
    30,884.31x = 42,626.66 × 17,456.13
  4. Step 4: Simplify right side
    30,884.31x = 744,096,431.15
  5. Step 5: Solve for x
    x = 744,096,431.15/30,884.31
  6. Step 6: Final answer
    x = 24,093.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.