Home / 14,647.07-21,974.34-4,258.82

Finding the Fourth Proportional to 14,647.07, 21,974.34 and 4,258.82

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Solution

The fourth proportional to 14,647.07, 21,974.34 and 4,258.82 is: 6,389.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.07 : 21,974.34 = 4,258.82 : x
  2. Step 2: Convert to fraction form
    14,647.07/21,974.34 = 4,258.82/x
  3. Step 3: Cross multiply
    14,647.07x = 21,974.34 × 4,258.82
  4. Step 4: Simplify right side
    14,647.07x = 93,584,648.81
  5. Step 5: Solve for x
    x = 93,584,648.81/14,647.07
  6. Step 6: Final answer
    x = 6,389.31

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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.