Home / 50,736.08-76,123.56-19,143.92

Finding the Fourth Proportional to 50,736.08, 76,123.56 and 19,143.92

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Solution

The fourth proportional to 50,736.08, 76,123.56 and 19,143.92 is: 28,723.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.08 : 76,123.56 = 19,143.92 : x
  2. Step 2: Convert to fraction form
    50,736.08/76,123.56 = 19,143.92/x
  3. Step 3: Cross multiply
    50,736.08x = 76,123.56 × 19,143.92
  4. Step 4: Simplify right side
    50,736.08x = 1,457,303,342.76
  5. Step 5: Solve for x
    x = 1,457,303,342.76/50,736.08
  6. Step 6: Final answer
    x = 28,723.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.