Home / 50,404.95-75,509.01-30,634.47

Finding the Fourth Proportional to 50,404.95, 75,509.01 and 30,634.47

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Solution

The fourth proportional to 50,404.95, 75,509.01 and 30,634.47 is: 45,891.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,404.95 : 75,509.01 = 30,634.47 : x
  2. Step 2: Convert to fraction form
    50,404.95/75,509.01 = 30,634.47/x
  3. Step 3: Cross multiply
    50,404.95x = 75,509.01 × 30,634.47
  4. Step 4: Simplify right side
    50,404.95x = 2,313,178,501.57
  5. Step 5: Solve for x
    x = 2,313,178,501.57/50,404.95
  6. Step 6: Final answer
    x = 45,891.89

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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.