Home / 33,075.58-49,620.20-10,890.28

Finding the Fourth Proportional to 33,075.58, 49,620.20 and 10,890.28

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Solution

The fourth proportional to 33,075.58, 49,620.20 and 10,890.28 is: 16,337.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,075.58 : 49,620.20 = 10,890.28 : x
  2. Step 2: Convert to fraction form
    33,075.58/49,620.20 = 10,890.28/x
  3. Step 3: Cross multiply
    33,075.58x = 49,620.20 × 10,890.28
  4. Step 4: Simplify right side
    33,075.58x = 540,377,871.66
  5. Step 5: Solve for x
    x = 540,377,871.66/33,075.58
  6. Step 6: Final answer
    x = 16,337.67

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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.