Home / 50,747.14-70,028.64-27,776.45

Finding the Fourth Proportional to 50,747.14, 70,028.64 and 27,776.45

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Solution

The fourth proportional to 50,747.14, 70,028.64 and 27,776.45 is: 38,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,747.14 : 70,028.64 = 27,776.45 : x
  2. Step 2: Convert to fraction form
    50,747.14/70,028.64 = 27,776.45/x
  3. Step 3: Cross multiply
    50,747.14x = 70,028.64 × 27,776.45
  4. Step 4: Simplify right side
    50,747.14x = 1,945,146,878.65
  5. Step 5: Solve for x
    x = 1,945,146,878.65/50,747.14
  6. Step 6: Final answer
    x = 38,330.18

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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.