Home / 18,336.96-27,476.64-14,187.30

Finding the Fourth Proportional to 18,336.96, 27,476.64 and 14,187.30

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Solution

The fourth proportional to 18,336.96, 27,476.64 and 14,187.30 is: 21,258.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.96 : 27,476.64 = 14,187.30 : x
  2. Step 2: Convert to fraction form
    18,336.96/27,476.64 = 14,187.30/x
  3. Step 3: Cross multiply
    18,336.96x = 27,476.64 × 14,187.30
  4. Step 4: Simplify right side
    18,336.96x = 389,819,334.67
  5. Step 5: Solve for x
    x = 389,819,334.67/18,336.96
  6. Step 6: Final answer
    x = 21,258.67

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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.