Home / 22,494.22-33,690.58-13,120.18

Finding the Fourth Proportional to 22,494.22, 33,690.58 and 13,120.18

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Solution

The fourth proportional to 22,494.22, 33,690.58 and 13,120.18 is: 19,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,494.22 : 33,690.58 = 13,120.18 : x
  2. Step 2: Convert to fraction form
    22,494.22/33,690.58 = 13,120.18/x
  3. Step 3: Cross multiply
    22,494.22x = 33,690.58 × 13,120.18
  4. Step 4: Simplify right side
    22,494.22x = 442,026,473.90
  5. Step 5: Solve for x
    x = 442,026,473.90/22,494.22
  6. Step 6: Final answer
    x = 19,650.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.