Home / 33,445.55-46,154.34-18,338.35

Finding the Fourth Proportional to 33,445.55, 46,154.34 and 18,338.35

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Solution

The fourth proportional to 33,445.55, 46,154.34 and 18,338.35 is: 25,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,445.55 : 46,154.34 = 18,338.35 : x
  2. Step 2: Convert to fraction form
    33,445.55/46,154.34 = 18,338.35/x
  3. Step 3: Cross multiply
    33,445.55x = 46,154.34 × 18,338.35
  4. Step 4: Simplify right side
    33,445.55x = 846,394,141.40
  5. Step 5: Solve for x
    x = 846,394,141.40/33,445.55
  6. Step 6: Final answer
    x = 25,306.63

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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.