Home / 35,121.24-48,466.85-20,014.79

Finding the Fourth Proportional to 35,121.24, 48,466.85 and 20,014.79

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Solution

The fourth proportional to 35,121.24, 48,466.85 and 20,014.79 is: 27,620.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,121.24 : 48,466.85 = 20,014.79 : x
  2. Step 2: Convert to fraction form
    35,121.24/48,466.85 = 20,014.79/x
  3. Step 3: Cross multiply
    35,121.24x = 48,466.85 × 20,014.79
  4. Step 4: Simplify right side
    35,121.24x = 970,053,482.30
  5. Step 5: Solve for x
    x = 970,053,482.30/35,121.24
  6. Step 6: Final answer
    x = 27,620.14

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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.