Home / 14,071.36-21,095.36-5,301.44

Finding the Fourth Proportional to 14,071.36, 21,095.36 and 5,301.44

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Solution

The fourth proportional to 14,071.36, 21,095.36 and 5,301.44 is: 7,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071.36 : 21,095.36 = 5,301.44 : x
  2. Step 2: Convert to fraction form
    14,071.36/21,095.36 = 5,301.44/x
  3. Step 3: Cross multiply
    14,071.36x = 21,095.36 × 5,301.44
  4. Step 4: Simplify right side
    14,071.36x = 111,835,785.32
  5. Step 5: Solve for x
    x = 111,835,785.32/14,071.36
  6. Step 6: Final answer
    x = 7,947.76

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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.