Home / 13,071.04-19,631.76-11,201.16

Finding the Fourth Proportional to 13,071.04, 19,631.76 and 11,201.16

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Solution

The fourth proportional to 13,071.04, 19,631.76 and 11,201.16 is: 16,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,071.04 : 19,631.76 = 11,201.16 : x
  2. Step 2: Convert to fraction form
    13,071.04/19,631.76 = 11,201.16/x
  3. Step 3: Cross multiply
    13,071.04x = 19,631.76 × 11,201.16
  4. Step 4: Simplify right side
    13,071.04x = 219,898,484.84
  5. Step 5: Solve for x
    x = 219,898,484.84/13,071.04
  6. Step 6: Final answer
    x = 16,823.34

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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.