Home / 52,195.46-78,292.94-18,907.72

Finding the Fourth Proportional to 52,195.46, 78,292.94 and 18,907.72

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Solution

The fourth proportional to 52,195.46, 78,292.94 and 18,907.72 is: 28,361.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,195.46 : 78,292.94 = 18,907.72 : x
  2. Step 2: Convert to fraction form
    52,195.46/78,292.94 = 18,907.72/x
  3. Step 3: Cross multiply
    52,195.46x = 78,292.94 × 18,907.72
  4. Step 4: Simplify right side
    52,195.46x = 1,480,340,697.23
  5. Step 5: Solve for x
    x = 1,480,340,697.23/52,195.46
  6. Step 6: Final answer
    x = 28,361.49

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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.