Home / 23,411.69-35,121.02-8,619.47

Finding the Fourth Proportional to 23,411.69, 35,121.02 and 8,619.47

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Solution

The fourth proportional to 23,411.69, 35,121.02 and 8,619.47 is: 12,930.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,411.69 : 35,121.02 = 8,619.47 : x
  2. Step 2: Convert to fraction form
    23,411.69/35,121.02 = 8,619.47/x
  3. Step 3: Cross multiply
    23,411.69x = 35,121.02 × 8,619.47
  4. Step 4: Simplify right side
    23,411.69x = 302,724,578.26
  5. Step 5: Solve for x
    x = 302,724,578.26/23,411.69
  6. Step 6: Final answer
    x = 12,930.49

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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.