Home / 33,217.32-45,840.42-18,313.32

Finding the Fourth Proportional to 33,217.32, 45,840.42 and 18,313.32

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Solution

The fourth proportional to 33,217.32, 45,840.42 and 18,313.32 is: 25,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,217.32 : 45,840.42 = 18,313.32 : x
  2. Step 2: Convert to fraction form
    33,217.32/45,840.42 = 18,313.32/x
  3. Step 3: Cross multiply
    33,217.32x = 45,840.42 × 18,313.32
  4. Step 4: Simplify right side
    33,217.32x = 839,490,280.39
  5. Step 5: Solve for x
    x = 839,490,280.39/33,217.32
  6. Step 6: Final answer
    x = 25,272.67

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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.