Home / 23,721.84-35,588.93-12,619.40

Finding the Fourth Proportional to 23,721.84, 35,588.93 and 12,619.40

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Solution

The fourth proportional to 23,721.84, 35,588.93 and 12,619.40 is: 18,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.84 : 35,588.93 = 12,619.40 : x
  2. Step 2: Convert to fraction form
    23,721.84/35,588.93 = 12,619.40/x
  3. Step 3: Cross multiply
    23,721.84x = 35,588.93 × 12,619.40
  4. Step 4: Simplify right side
    23,721.84x = 449,110,702.20
  5. Step 5: Solve for x
    x = 449,110,702.20/23,721.84
  6. Step 6: Final answer
    x = 18,932.37

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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.