Home / 50,646.55-76,007.76-19,087.74

Finding the Fourth Proportional to 50,646.55, 76,007.76 and 19,087.74

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Solution

The fourth proportional to 50,646.55, 76,007.76 and 19,087.74 is: 28,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,646.55 : 76,007.76 = 19,087.74 : x
  2. Step 2: Convert to fraction form
    50,646.55/76,007.76 = 19,087.74/x
  3. Step 3: Cross multiply
    50,646.55x = 76,007.76 × 19,087.74
  4. Step 4: Simplify right side
    50,646.55x = 1,450,816,360.86
  5. Step 5: Solve for x
    x = 1,450,816,360.86/50,646.55
  6. Step 6: Final answer
    x = 28,645.91

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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.