Home / 35,172.14-48,542.19-20,061.34

Finding the Fourth Proportional to 35,172.14, 48,542.19 and 20,061.34

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Solution

The fourth proportional to 35,172.14, 48,542.19 and 20,061.34 is: 27,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172.14 : 48,542.19 = 20,061.34 : x
  2. Step 2: Convert to fraction form
    35,172.14/48,542.19 = 20,061.34/x
  3. Step 3: Cross multiply
    35,172.14x = 48,542.19 × 20,061.34
  4. Step 4: Simplify right side
    35,172.14x = 973,821,181.35
  5. Step 5: Solve for x
    x = 973,821,181.35/35,172.14
  6. Step 6: Final answer
    x = 27,687.29

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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.