Home / 50,075.07-69,099.66-28,856.04

Finding the Fourth Proportional to 50,075.07, 69,099.66 and 28,856.04

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Solution

The fourth proportional to 50,075.07, 69,099.66 and 28,856.04 is: 39,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,075.07 : 69,099.66 = 28,856.04 : x
  2. Step 2: Convert to fraction form
    50,075.07/69,099.66 = 28,856.04/x
  3. Step 3: Cross multiply
    50,075.07x = 69,099.66 × 28,856.04
  4. Step 4: Simplify right side
    50,075.07x = 1,993,942,552.95
  5. Step 5: Solve for x
    x = 1,993,942,552.95/50,075.07
  6. Step 6: Final answer
    x = 39,819.07

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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.