Home / 19,850.04-29,777.66-10,490.42

Finding the Fourth Proportional to 19,850.04, 29,777.66 and 10,490.42

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Solution

The fourth proportional to 19,850.04, 29,777.66 and 10,490.42 is: 15,737.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.04 : 29,777.66 = 10,490.42 : x
  2. Step 2: Convert to fraction form
    19,850.04/29,777.66 = 10,490.42/x
  3. Step 3: Cross multiply
    19,850.04x = 29,777.66 × 10,490.42
  4. Step 4: Simplify right side
    19,850.04x = 312,380,241.09
  5. Step 5: Solve for x
    x = 312,380,241.09/19,850.04
  6. Step 6: Final answer
    x = 15,737.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.