Home / 35,847.65-49,469.60-19,931.15

Finding the Fourth Proportional to 35,847.65, 49,469.60 and 19,931.15

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Solution

The fourth proportional to 35,847.65, 49,469.60 and 19,931.15 is: 27,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,847.65 : 49,469.60 = 19,931.15 : x
  2. Step 2: Convert to fraction form
    35,847.65/49,469.60 = 19,931.15/x
  3. Step 3: Cross multiply
    35,847.65x = 49,469.60 × 19,931.15
  4. Step 4: Simplify right side
    35,847.65x = 985,985,918.38
  5. Step 5: Solve for x
    x = 985,985,918.38/35,847.65
  6. Step 6: Final answer
    x = 27,504.90

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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.