Home / 35,230.68-48,619.85-21,080.79

Finding the Fourth Proportional to 35,230.68, 48,619.85 and 21,080.79

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Solution

The fourth proportional to 35,230.68, 48,619.85 and 21,080.79 is: 29,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.68 : 48,619.85 = 21,080.79 : x
  2. Step 2: Convert to fraction form
    35,230.68/48,619.85 = 21,080.79/x
  3. Step 3: Cross multiply
    35,230.68x = 48,619.85 × 21,080.79
  4. Step 4: Simplify right side
    35,230.68x = 1,024,944,742.28
  5. Step 5: Solve for x
    x = 1,024,944,742.28/35,230.68
  6. Step 6: Final answer
    x = 29,092.39

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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.