Home / 23,339.04-34,963.20-20,721.12

Finding the Fourth Proportional to 23,339.04, 34,963.20 and 20,721.12

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Solution

The fourth proportional to 23,339.04, 34,963.20 and 20,721.12 is: 31,041.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,339.04 : 34,963.20 = 20,721.12 : x
  2. Step 2: Convert to fraction form
    23,339.04/34,963.20 = 20,721.12/x
  3. Step 3: Cross multiply
    23,339.04x = 34,963.20 × 20,721.12
  4. Step 4: Simplify right side
    23,339.04x = 724,476,662.78
  5. Step 5: Solve for x
    x = 724,476,662.78/23,339.04
  6. Step 6: Final answer
    x = 31,041.41

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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.