Home / 35,231.13-48,593.88-21,808.98

Finding the Fourth Proportional to 35,231.13, 48,593.88 and 21,808.98

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Solution

The fourth proportional to 35,231.13, 48,593.88 and 21,808.98 is: 30,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,231.13 : 48,593.88 = 21,808.98 : x
  2. Step 2: Convert to fraction form
    35,231.13/48,593.88 = 21,808.98/x
  3. Step 3: Cross multiply
    35,231.13x = 48,593.88 × 21,808.98
  4. Step 4: Simplify right side
    35,231.13x = 1,059,782,957.04
  5. Step 5: Solve for x
    x = 1,059,782,957.04/35,231.13
  6. Step 6: Final answer
    x = 30,080.87

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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.