Home / 23,623.20-35,434.80-19,864.80

Finding the Fourth Proportional to 23,623.20, 35,434.80 and 19,864.80

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Solution

The fourth proportional to 23,623.20, 35,434.80 and 19,864.80 is: 29,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,623.20 : 35,434.80 = 19,864.80 : x
  2. Step 2: Convert to fraction form
    23,623.20/35,434.80 = 19,864.80/x
  3. Step 3: Cross multiply
    23,623.20x = 35,434.80 × 19,864.80
  4. Step 4: Simplify right side
    23,623.20x = 703,905,215.04
  5. Step 5: Solve for x
    x = 703,905,215.04/23,623.20
  6. Step 6: Final answer
    x = 29,797.20

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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.