Home / 35,847.50-49,467.21-19,931.38

Finding the Fourth Proportional to 35,847.50, 49,467.21 and 19,931.38

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Solution

The fourth proportional to 35,847.50, 49,467.21 and 19,931.38 is: 27,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,847.50 : 49,467.21 = 19,931.38 : x
  2. Step 2: Convert to fraction form
    35,847.50/49,467.21 = 19,931.38/x
  3. Step 3: Cross multiply
    35,847.50x = 49,467.21 × 19,931.38
  4. Step 4: Simplify right side
    35,847.50x = 985,949,760.05
  5. Step 5: Solve for x
    x = 985,949,760.05/35,847.50
  6. Step 6: Final answer
    x = 27,504.00

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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.