Home / 21,880.26-30,204.54-17,024.00

Finding the Fourth Proportional to 21,880.26, 30,204.54 and 17,024.00

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Solution

The fourth proportional to 21,880.26, 30,204.54 and 17,024.00 is: 23,500.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,880.26 : 30,204.54 = 17,024.00 : x
  2. Step 2: Convert to fraction form
    21,880.26/30,204.54 = 17,024.00/x
  3. Step 3: Cross multiply
    21,880.26x = 30,204.54 × 17,024.00
  4. Step 4: Simplify right side
    21,880.26x = 514,201,937.94
  5. Step 5: Solve for x
    x = 514,201,937.94/21,880.26
  6. Step 6: Final answer
    x = 23,500.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.