Home / 13,299.24-19,950.48-5,513.52

Finding the Fourth Proportional to 13,299.24, 19,950.48 and 5,513.52

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Solution

The fourth proportional to 13,299.24, 19,950.48 and 5,513.52 is: 8,270.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299.24 : 19,950.48 = 5,513.52 : x
  2. Step 2: Convert to fraction form
    13,299.24/19,950.48 = 5,513.52/x
  3. Step 3: Cross multiply
    13,299.24x = 19,950.48 × 5,513.52
  4. Step 4: Simplify right side
    13,299.24x = 109,997,370.49
  5. Step 5: Solve for x
    x = 109,997,370.49/13,299.24
  6. Step 6: Final answer
    x = 8,270.95

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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.