Home / 15,649.95-23,470.77-6,768.36

Finding the Fourth Proportional to 15,649.95, 23,470.77 and 6,768.36

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Solution

The fourth proportional to 15,649.95, 23,470.77 and 6,768.36 is: 10,150.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,649.95 : 23,470.77 = 6,768.36 : x
  2. Step 2: Convert to fraction form
    15,649.95/23,470.77 = 6,768.36/x
  3. Step 3: Cross multiply
    15,649.95x = 23,470.77 × 6,768.36
  4. Step 4: Simplify right side
    15,649.95x = 158,858,620.84
  5. Step 5: Solve for x
    x = 158,858,620.84/15,649.95
  6. Step 6: Final answer
    x = 10,150.74

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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.