Home / 33,449.72-46,161.12-18,343.76

Finding the Fourth Proportional to 33,449.72, 46,161.12 and 18,343.76

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Solution

The fourth proportional to 33,449.72, 46,161.12 and 18,343.76 is: 25,314.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,449.72 : 46,161.12 = 18,343.76 : x
  2. Step 2: Convert to fraction form
    33,449.72/46,161.12 = 18,343.76/x
  3. Step 3: Cross multiply
    33,449.72x = 46,161.12 × 18,343.76
  4. Step 4: Simplify right side
    33,449.72x = 846,768,506.61
  5. Step 5: Solve for x
    x = 846,768,506.61/33,449.72
  6. Step 6: Final answer
    x = 25,314.67

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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.