Home / 50,932-76,417.44-19,769.68

Finding the Fourth Proportional to 50,932, 76,417.44 and 19,769.68

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Solution

The fourth proportional to 50,932, 76,417.44 and 19,769.68 is: 29,662.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,932 : 76,417.44 = 19,769.68 : x
  2. Step 2: Convert to fraction form
    50,932/76,417.44 = 19,769.68/x
  3. Step 3: Cross multiply
    50,932x = 76,417.44 × 19,769.68
  4. Step 4: Simplify right side
    50,932x = 1,510,748,335.22
  5. Step 5: Solve for x
    x = 1,510,748,335.22/50,932
  6. Step 6: Final answer
    x = 29,662.07

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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.