Home / 35,789.04-49,388.99-19,873.53

Finding the Fourth Proportional to 35,789.04, 49,388.99 and 19,873.53

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Solution

The fourth proportional to 35,789.04, 49,388.99 and 19,873.53 is: 27,425.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,789.04 : 49,388.99 = 19,873.53 : x
  2. Step 2: Convert to fraction form
    35,789.04/49,388.99 = 19,873.53/x
  3. Step 3: Cross multiply
    35,789.04x = 49,388.99 × 19,873.53
  4. Step 4: Simplify right side
    35,789.04x = 981,533,475.07
  5. Step 5: Solve for x
    x = 981,533,475.07/35,789.04
  6. Step 6: Final answer
    x = 27,425.53

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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.