Home / 22,907.80-34,362.58-8,116.76

Finding the Fourth Proportional to 22,907.80, 34,362.58 and 8,116.76

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Solution

The fourth proportional to 22,907.80, 34,362.58 and 8,116.76 is: 12,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,907.80 : 34,362.58 = 8,116.76 : x
  2. Step 2: Convert to fraction form
    22,907.80/34,362.58 = 8,116.76/x
  3. Step 3: Cross multiply
    22,907.80x = 34,362.58 × 8,116.76
  4. Step 4: Simplify right side
    22,907.80x = 278,912,814.84
  5. Step 5: Solve for x
    x = 278,912,814.84/22,907.80
  6. Step 6: Final answer
    x = 12,175.45

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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.