Home / 50,428.72-75,633.32-19,256.56

Finding the Fourth Proportional to 50,428.72, 75,633.32 and 19,256.56

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Solution

The fourth proportional to 50,428.72, 75,633.32 and 19,256.56 is: 28,881.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,428.72 : 75,633.32 = 19,256.56 : x
  2. Step 2: Convert to fraction form
    50,428.72/75,633.32 = 19,256.56/x
  3. Step 3: Cross multiply
    50,428.72x = 75,633.32 × 19,256.56
  4. Step 4: Simplify right side
    50,428.72x = 1,456,437,564.58
  5. Step 5: Solve for x
    x = 1,456,437,564.58/50,428.72
  6. Step 6: Final answer
    x = 28,881.11

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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.