Home / 14,333.56-21,383.94-13,558.52

Finding the Fourth Proportional to 14,333.56, 21,383.94 and 13,558.52

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Solution

The fourth proportional to 14,333.56, 21,383.94 and 13,558.52 is: 20,227.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.56 : 21,383.94 = 13,558.52 : x
  2. Step 2: Convert to fraction form
    14,333.56/21,383.94 = 13,558.52/x
  3. Step 3: Cross multiply
    14,333.56x = 21,383.94 × 13,558.52
  4. Step 4: Simplify right side
    14,333.56x = 289,934,578.17
  5. Step 5: Solve for x
    x = 289,934,578.17/14,333.56
  6. Step 6: Final answer
    x = 20,227.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.