Home / 15,805.92-23,708.87-4,712.33

Finding the Fourth Proportional to 15,805.92, 23,708.87 and 4,712.33

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Solution

The fourth proportional to 15,805.92, 23,708.87 and 4,712.33 is: 7,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,805.92 : 23,708.87 = 4,712.33 : x
  2. Step 2: Convert to fraction form
    15,805.92/23,708.87 = 4,712.33/x
  3. Step 3: Cross multiply
    15,805.92x = 23,708.87 × 4,712.33
  4. Step 4: Simplify right side
    15,805.92x = 111,724,072.75
  5. Step 5: Solve for x
    x = 111,724,072.75/15,805.92
  6. Step 6: Final answer
    x = 7,068.49

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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.