Home / 22,178.34-33,271.56-7,385.85

Finding the Fourth Proportional to 22,178.34, 33,271.56 and 7,385.85

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Solution

The fourth proportional to 22,178.34, 33,271.56 and 7,385.85 is: 11,080.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,178.34 : 33,271.56 = 7,385.85 : x
  2. Step 2: Convert to fraction form
    22,178.34/33,271.56 = 7,385.85/x
  3. Step 3: Cross multiply
    22,178.34x = 33,271.56 × 7,385.85
  4. Step 4: Simplify right side
    22,178.34x = 245,738,751.43
  5. Step 5: Solve for x
    x = 245,738,751.43/22,178.34
  6. Step 6: Final answer
    x = 11,080.12

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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.