Home / 14,518.56-21,778.83-5,753.46

Finding the Fourth Proportional to 14,518.56, 21,778.83 and 5,753.46

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Solution

The fourth proportional to 14,518.56, 21,778.83 and 5,753.46 is: 8,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.56 : 21,778.83 = 5,753.46 : x
  2. Step 2: Convert to fraction form
    14,518.56/21,778.83 = 5,753.46/x
  3. Step 3: Cross multiply
    14,518.56x = 21,778.83 × 5,753.46
  4. Step 4: Simplify right side
    14,518.56x = 125,303,627.25
  5. Step 5: Solve for x
    x = 125,303,627.25/14,518.56
  6. Step 6: Final answer
    x = 8,630.58

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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.