Home / 23,820.90-35,812.35-19,469.94

Finding the Fourth Proportional to 23,820.90, 35,812.35 and 19,469.94

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Solution

The fourth proportional to 23,820.90, 35,812.35 and 19,469.94 is: 29,271.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.90 : 35,812.35 = 19,469.94 : x
  2. Step 2: Convert to fraction form
    23,820.90/35,812.35 = 19,469.94/x
  3. Step 3: Cross multiply
    23,820.90x = 35,812.35 × 19,469.94
  4. Step 4: Simplify right side
    23,820.90x = 697,264,305.76
  5. Step 5: Solve for x
    x = 697,264,305.76/23,820.90
  6. Step 6: Final answer
    x = 29,271.12

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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.