Home / 22,955.40-34,433.03-12,955.61

Finding the Fourth Proportional to 22,955.40, 34,433.03 and 12,955.61

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Solution

The fourth proportional to 22,955.40, 34,433.03 and 12,955.61 is: 19,433.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,955.40 : 34,433.03 = 12,955.61 : x
  2. Step 2: Convert to fraction form
    22,955.40/34,433.03 = 12,955.61/x
  3. Step 3: Cross multiply
    22,955.40x = 34,433.03 × 12,955.61
  4. Step 4: Simplify right side
    22,955.40x = 446,100,907.80
  5. Step 5: Solve for x
    x = 446,100,907.80/22,955.40
  6. Step 6: Final answer
    x = 19,433.38

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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.