Home / 50,939.53-70,304.96-28,285.79

Finding the Fourth Proportional to 50,939.53, 70,304.96 and 28,285.79

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Solution

The fourth proportional to 50,939.53, 70,304.96 and 28,285.79 is: 39,039.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,939.53 : 70,304.96 = 28,285.79 : x
  2. Step 2: Convert to fraction form
    50,939.53/70,304.96 = 28,285.79/x
  3. Step 3: Cross multiply
    50,939.53x = 70,304.96 × 28,285.79
  4. Step 4: Simplify right side
    50,939.53x = 1,988,631,053.71
  5. Step 5: Solve for x
    x = 1,988,631,053.71/50,939.53
  6. Step 6: Final answer
    x = 39,039.06

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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.