Home / 35,226-48,612.24-21,081.60

Finding the Fourth Proportional to 35,226, 48,612.24 and 21,081.60

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Solution

The fourth proportional to 35,226, 48,612.24 and 21,081.60 is: 29,092.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,226 : 48,612.24 = 21,081.60 : x
  2. Step 2: Convert to fraction form
    35,226/48,612.24 = 21,081.60/x
  3. Step 3: Cross multiply
    35,226x = 48,612.24 × 21,081.60
  4. Step 4: Simplify right side
    35,226x = 1,024,823,798.78
  5. Step 5: Solve for x
    x = 1,024,823,798.78/35,226
  6. Step 6: Final answer
    x = 29,092.82

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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.