Home / 15,774.40-23,661.60-4,682.80

Finding the Fourth Proportional to 15,774.40, 23,661.60 and 4,682.80

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Solution

The fourth proportional to 15,774.40, 23,661.60 and 4,682.80 is: 7,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774.40 : 23,661.60 = 4,682.80 : x
  2. Step 2: Convert to fraction form
    15,774.40/23,661.60 = 4,682.80/x
  3. Step 3: Cross multiply
    15,774.40x = 23,661.60 × 4,682.80
  4. Step 4: Simplify right side
    15,774.40x = 110,802,540.48
  5. Step 5: Solve for x
    x = 110,802,540.48/15,774.40
  6. Step 6: Final answer
    x = 7,024.20

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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.