Home / 35,740.41-49,320.99-19,824.54

Finding the Fourth Proportional to 35,740.41, 49,320.99 and 19,824.54

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Solution

The fourth proportional to 35,740.41, 49,320.99 and 19,824.54 is: 27,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,740.41 : 49,320.99 = 19,824.54 : x
  2. Step 2: Convert to fraction form
    35,740.41/49,320.99 = 19,824.54/x
  3. Step 3: Cross multiply
    35,740.41x = 49,320.99 × 19,824.54
  4. Step 4: Simplify right side
    35,740.41x = 977,765,939.09
  5. Step 5: Solve for x
    x = 977,765,939.09/35,740.41
  6. Step 6: Final answer
    x = 27,357.43

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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.