Home / 49,558.91-68,412.60-30,441.79

Finding the Fourth Proportional to 49,558.91, 68,412.60 and 30,441.79

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Solution

The fourth proportional to 49,558.91, 68,412.60 and 30,441.79 is: 42,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,558.91 : 68,412.60 = 30,441.79 : x
  2. Step 2: Convert to fraction form
    49,558.91/68,412.60 = 30,441.79/x
  3. Step 3: Cross multiply
    49,558.91x = 68,412.60 × 30,441.79
  4. Step 4: Simplify right side
    49,558.91x = 2,082,602,088.07
  5. Step 5: Solve for x
    x = 2,082,602,088.07/49,558.91
  6. Step 6: Final answer
    x = 42,022.76

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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.