Home / 35,731.85-49,310.25-19,816.52

Finding the Fourth Proportional to 35,731.85, 49,310.25 and 19,816.52

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Solution

The fourth proportional to 35,731.85, 49,310.25 and 19,816.52 is: 27,346.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,731.85 : 49,310.25 = 19,816.52 : x
  2. Step 2: Convert to fraction form
    35,731.85/49,310.25 = 19,816.52/x
  3. Step 3: Cross multiply
    35,731.85x = 49,310.25 × 19,816.52
  4. Step 4: Simplify right side
    35,731.85x = 977,157,555.33
  5. Step 5: Solve for x
    x = 977,157,555.33/35,731.85
  6. Step 6: Final answer
    x = 27,346.96

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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.