Home / 50,950.38-70,311.75-28,289.82

Finding the Fourth Proportional to 50,950.38, 70,311.75 and 28,289.82

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Solution

The fourth proportional to 50,950.38, 70,311.75 and 28,289.82 is: 39,040.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,950.38 : 70,311.75 = 28,289.82 : x
  2. Step 2: Convert to fraction form
    50,950.38/70,311.75 = 28,289.82/x
  3. Step 3: Cross multiply
    50,950.38x = 70,311.75 × 28,289.82
  4. Step 4: Simplify right side
    50,950.38x = 1,989,106,751.39
  5. Step 5: Solve for x
    x = 1,989,106,751.39/50,950.38
  6. Step 6: Final answer
    x = 39,040.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.