Home / 50,736.92-70,014.47-28,075.50

Finding the Fourth Proportional to 50,736.92, 70,014.47 and 28,075.50

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Solution

The fourth proportional to 50,736.92, 70,014.47 and 28,075.50 is: 38,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.92 : 70,014.47 = 28,075.50 : x
  2. Step 2: Convert to fraction form
    50,736.92/70,014.47 = 28,075.50/x
  3. Step 3: Cross multiply
    50,736.92x = 70,014.47 × 28,075.50
  4. Step 4: Simplify right side
    50,736.92x = 1,965,691,112.11
  5. Step 5: Solve for x
    x = 1,965,691,112.11/50,736.92
  6. Step 6: Final answer
    x = 38,742.82

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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.