Home / 35,404.22-48,857.96-20,297.21

Finding the Fourth Proportional to 35,404.22, 48,857.96 and 20,297.21

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Solution

The fourth proportional to 35,404.22, 48,857.96 and 20,297.21 is: 28,010.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,404.22 : 48,857.96 = 20,297.21 : x
  2. Step 2: Convert to fraction form
    35,404.22/48,857.96 = 20,297.21/x
  3. Step 3: Cross multiply
    35,404.22x = 48,857.96 × 20,297.21
  4. Step 4: Simplify right side
    35,404.22x = 991,679,928.52
  5. Step 5: Solve for x
    x = 991,679,928.52/35,404.22
  6. Step 6: Final answer
    x = 28,010.22

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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.