Home / 35,118.99-48,463.74-20,012.54

Finding the Fourth Proportional to 35,118.99, 48,463.74 and 20,012.54

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Solution

The fourth proportional to 35,118.99, 48,463.74 and 20,012.54 is: 27,617.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,118.99 : 48,463.74 = 20,012.54 : x
  2. Step 2: Convert to fraction form
    35,118.99/48,463.74 = 20,012.54/x
  3. Step 3: Cross multiply
    35,118.99x = 48,463.74 × 20,012.54
  4. Step 4: Simplify right side
    35,118.99x = 969,882,292.98
  5. Step 5: Solve for x
    x = 969,882,292.98/35,118.99
  6. Step 6: Final answer
    x = 27,617.03

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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.