Home / 52,195.20-78,292.58-18,907.46

Finding the Fourth Proportional to 52,195.20, 78,292.58 and 18,907.46

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Solution

The fourth proportional to 52,195.20, 78,292.58 and 18,907.46 is: 28,361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,195.20 : 78,292.58 = 18,907.46 : x
  2. Step 2: Convert to fraction form
    52,195.20/78,292.58 = 18,907.46/x
  3. Step 3: Cross multiply
    52,195.20x = 78,292.58 × 18,907.46
  4. Step 4: Simplify right side
    52,195.20x = 1,480,313,824.65
  5. Step 5: Solve for x
    x = 1,480,313,824.65/52,195.20
  6. Step 6: Final answer
    x = 28,361.11

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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.