Home / 35,757.64-49,341.54-19,842.76

Finding the Fourth Proportional to 35,757.64, 49,341.54 and 19,842.76

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Solution

The fourth proportional to 35,757.64, 49,341.54 and 19,842.76 is: 27,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,757.64 : 49,341.54 = 19,842.76 : x
  2. Step 2: Convert to fraction form
    35,757.64/49,341.54 = 19,842.76/x
  3. Step 3: Cross multiply
    35,757.64x = 49,341.54 × 19,842.76
  4. Step 4: Simplify right side
    35,757.64x = 979,072,336.25
  5. Step 5: Solve for x
    x = 979,072,336.25/35,757.64
  6. Step 6: Final answer
    x = 27,380.79

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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.