Home / 33,445.31-46,154.21-18,337.66

Finding the Fourth Proportional to 33,445.31, 46,154.21 and 18,337.66

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Solution

The fourth proportional to 33,445.31, 46,154.21 and 18,337.66 is: 25,305.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,445.31 : 46,154.21 = 18,337.66 : x
  2. Step 2: Convert to fraction form
    33,445.31/46,154.21 = 18,337.66/x
  3. Step 3: Cross multiply
    33,445.31x = 46,154.21 × 18,337.66
  4. Step 4: Simplify right side
    33,445.31x = 846,360,003.47
  5. Step 5: Solve for x
    x = 846,360,003.47/33,445.31
  6. Step 6: Final answer
    x = 25,305.79

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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.