Home / 13,328.46-19,992.08-4,443.17

Finding the Fourth Proportional to 13,328.46, 19,992.08 and 4,443.17

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Solution

The fourth proportional to 13,328.46, 19,992.08 and 4,443.17 is: 6,664.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,328.46 : 19,992.08 = 4,443.17 : x
  2. Step 2: Convert to fraction form
    13,328.46/19,992.08 = 4,443.17/x
  3. Step 3: Cross multiply
    13,328.46x = 19,992.08 × 4,443.17
  4. Step 4: Simplify right side
    13,328.46x = 88,828,121.24
  5. Step 5: Solve for x
    x = 88,828,121.24/13,328.46
  6. Step 6: Final answer
    x = 6,664.54

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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.