Home / 13,088-19,632.36-3,227.24

Finding the Fourth Proportional to 13,088, 19,632.36 and 3,227.24

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Solution

The fourth proportional to 13,088, 19,632.36 and 3,227.24 is: 4,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088 : 19,632.36 = 3,227.24 : x
  2. Step 2: Convert to fraction form
    13,088/19,632.36 = 3,227.24/x
  3. Step 3: Cross multiply
    13,088x = 19,632.36 × 3,227.24
  4. Step 4: Simplify right side
    13,088x = 63,358,337.49
  5. Step 5: Solve for x
    x = 63,358,337.49/13,088
  6. Step 6: Final answer
    x = 4,840.95

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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.