Home / 36,428.35-50,272.37-21,322.42

Finding the Fourth Proportional to 36,428.35, 50,272.37 and 21,322.42

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Solution

The fourth proportional to 36,428.35, 50,272.37 and 21,322.42 is: 29,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.35 : 50,272.37 = 21,322.42 : x
  2. Step 2: Convert to fraction form
    36,428.35/50,272.37 = 21,322.42/x
  3. Step 3: Cross multiply
    36,428.35x = 50,272.37 × 21,322.42
  4. Step 4: Simplify right side
    36,428.35x = 1,071,928,587.54
  5. Step 5: Solve for x
    x = 1,071,928,587.54/36,428.35
  6. Step 6: Final answer
    x = 29,425.67

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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.