Home / 18,276.48-27,415.68-5,795.58

Finding the Fourth Proportional to 18,276.48, 27,415.68 and 5,795.58

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Solution

The fourth proportional to 18,276.48, 27,415.68 and 5,795.58 is: 8,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276.48 : 27,415.68 = 5,795.58 : x
  2. Step 2: Convert to fraction form
    18,276.48/27,415.68 = 5,795.58/x
  3. Step 3: Cross multiply
    18,276.48x = 27,415.68 × 5,795.58
  4. Step 4: Simplify right side
    18,276.48x = 158,889,766.69
  5. Step 5: Solve for x
    x = 158,889,766.69/18,276.48
  6. Step 6: Final answer
    x = 8,693.67

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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.