Home / 36,534.99-50,418.36-20,402.22

Finding the Fourth Proportional to 36,534.99, 50,418.36 and 20,402.22

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Solution

The fourth proportional to 36,534.99, 50,418.36 and 20,402.22 is: 28,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,534.99 : 50,418.36 = 20,402.22 : x
  2. Step 2: Convert to fraction form
    36,534.99/50,418.36 = 20,402.22/x
  3. Step 3: Cross multiply
    36,534.99x = 50,418.36 × 20,402.22
  4. Step 4: Simplify right side
    36,534.99x = 1,028,646,472.76
  5. Step 5: Solve for x
    x = 1,028,646,472.76/36,534.99
  6. Step 6: Final answer
    x = 28,155.10

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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.