Home / 35,618.24-49,153.20-21,467.36

Finding the Fourth Proportional to 35,618.24, 49,153.20 and 21,467.36

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Solution

The fourth proportional to 35,618.24, 49,153.20 and 21,467.36 is: 29,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,618.24 : 49,153.20 = 21,467.36 : x
  2. Step 2: Convert to fraction form
    35,618.24/49,153.20 = 21,467.36/x
  3. Step 3: Cross multiply
    35,618.24x = 49,153.20 × 21,467.36
  4. Step 4: Simplify right side
    35,618.24x = 1,055,189,439.55
  5. Step 5: Solve for x
    x = 1,055,189,439.55/35,618.24
  6. Step 6: Final answer
    x = 29,624.97

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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.