Home / 35,795.55-49,400.10-20,690.94

Finding the Fourth Proportional to 35,795.55, 49,400.10 and 20,690.94

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Solution

The fourth proportional to 35,795.55, 49,400.10 and 20,690.94 is: 28,554.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,795.55 : 49,400.10 = 20,690.94 : x
  2. Step 2: Convert to fraction form
    35,795.55/49,400.10 = 20,690.94/x
  3. Step 3: Cross multiply
    35,795.55x = 49,400.10 × 20,690.94
  4. Step 4: Simplify right side
    35,795.55x = 1,022,134,505.09
  5. Step 5: Solve for x
    x = 1,022,134,505.09/35,795.55
  6. Step 6: Final answer
    x = 28,554.79

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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.