Home / 22,340.42-33,466.82-12,960.74

Finding the Fourth Proportional to 22,340.42, 33,466.82 and 12,960.74

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Solution

The fourth proportional to 22,340.42, 33,466.82 and 12,960.74 is: 19,415.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,340.42 : 33,466.82 = 12,960.74 : x
  2. Step 2: Convert to fraction form
    22,340.42/33,466.82 = 12,960.74/x
  3. Step 3: Cross multiply
    22,340.42x = 33,466.82 × 12,960.74
  4. Step 4: Simplify right side
    22,340.42x = 433,754,752.65
  5. Step 5: Solve for x
    x = 433,754,752.65/22,340.42
  6. Step 6: Final answer
    x = 19,415.69

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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.