Home / 54,772.37-82,120.48-21,495.74

Finding the Fourth Proportional to 54,772.37, 82,120.48 and 21,495.74

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Solution

The fourth proportional to 54,772.37, 82,120.48 and 21,495.74 is: 32,228.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,772.37 : 82,120.48 = 21,495.74 : x
  2. Step 2: Convert to fraction form
    54,772.37/82,120.48 = 21,495.74/x
  3. Step 3: Cross multiply
    54,772.37x = 82,120.48 × 21,495.74
  4. Step 4: Simplify right side
    54,772.37x = 1,765,240,486.76
  5. Step 5: Solve for x
    x = 1,765,240,486.76/54,772.37
  6. Step 6: Final answer
    x = 32,228.67

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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.