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Finding the Fourth Proportional to 23,879.46, 35,806.88 and 10,720.54

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Solution

The fourth proportional to 23,879.46, 35,806.88 and 10,720.54 is: 16,075.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,879.46 : 35,806.88 = 10,720.54 : x
  2. Step 2: Convert to fraction form
    23,879.46/35,806.88 = 10,720.54/x
  3. Step 3: Cross multiply
    23,879.46x = 35,806.88 × 10,720.54
  4. Step 4: Simplify right side
    23,879.46x = 383,869,089.32
  5. Step 5: Solve for x
    x = 383,869,089.32/23,879.46
  6. Step 6: Final answer
    x = 16,075.28

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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.