Home / 34,166.58-47,153.99-20,019.43

Finding the Fourth Proportional to 34,166.58, 47,153.99 and 20,019.43

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Solution

The fourth proportional to 34,166.58, 47,153.99 and 20,019.43 is: 27,629.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,166.58 : 47,153.99 = 20,019.43 : x
  2. Step 2: Convert to fraction form
    34,166.58/47,153.99 = 20,019.43/x
  3. Step 3: Cross multiply
    34,166.58x = 47,153.99 × 20,019.43
  4. Step 4: Simplify right side
    34,166.58x = 943,996,002.03
  5. Step 5: Solve for x
    x = 943,996,002.03/34,166.58
  6. Step 6: Final answer
    x = 27,629.22

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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.