Home / 35,549.52-49,036.10-21,199.30

Finding the Fourth Proportional to 35,549.52, 49,036.10 and 21,199.30

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Solution

The fourth proportional to 35,549.52, 49,036.10 and 21,199.30 is: 29,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,549.52 : 49,036.10 = 21,199.30 : x
  2. Step 2: Convert to fraction form
    35,549.52/49,036.10 = 21,199.30/x
  3. Step 3: Cross multiply
    35,549.52x = 49,036.10 × 21,199.30
  4. Step 4: Simplify right side
    35,549.52x = 1,039,530,994.73
  5. Step 5: Solve for x
    x = 1,039,530,994.73/35,549.52
  6. Step 6: Final answer
    x = 29,241.77

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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.