Home / 14,313.73-21,472.88-4,455.28

Finding the Fourth Proportional to 14,313.73, 21,472.88 and 4,455.28

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Solution

The fourth proportional to 14,313.73, 21,472.88 and 4,455.28 is: 6,683.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.73 : 21,472.88 = 4,455.28 : x
  2. Step 2: Convert to fraction form
    14,313.73/21,472.88 = 4,455.28/x
  3. Step 3: Cross multiply
    14,313.73x = 21,472.88 × 4,455.28
  4. Step 4: Simplify right side
    14,313.73x = 95,667,692.81
  5. Step 5: Solve for x
    x = 95,667,692.81/14,313.73
  6. Step 6: Final answer
    x = 6,683.63

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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.