Home / 36,412.14-50,248.23-20,279.34

Finding the Fourth Proportional to 36,412.14, 50,248.23 and 20,279.34

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Solution

The fourth proportional to 36,412.14, 50,248.23 and 20,279.34 is: 27,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,412.14 : 50,248.23 = 20,279.34 : x
  2. Step 2: Convert to fraction form
    36,412.14/50,248.23 = 20,279.34/x
  3. Step 3: Cross multiply
    36,412.14x = 50,248.23 × 20,279.34
  4. Step 4: Simplify right side
    36,412.14x = 1,019,000,940.57
  5. Step 5: Solve for x
    x = 1,019,000,940.57/36,412.14
  6. Step 6: Final answer
    x = 27,985.20

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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.