Home / 33,452.79-46,165.32-18,345.21

Finding the Fourth Proportional to 33,452.79, 46,165.32 and 18,345.21

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Solution

The fourth proportional to 33,452.79, 46,165.32 and 18,345.21 is: 25,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,452.79 : 46,165.32 = 18,345.21 : x
  2. Step 2: Convert to fraction form
    33,452.79/46,165.32 = 18,345.21/x
  3. Step 3: Cross multiply
    33,452.79x = 46,165.32 × 18,345.21
  4. Step 4: Simplify right side
    33,452.79x = 846,912,490.12
  5. Step 5: Solve for x
    x = 846,912,490.12/33,452.79
  6. Step 6: Final answer
    x = 25,316.65

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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.