Home / 14,137.36-21,211.56-5,258.14

Finding the Fourth Proportional to 14,137.36, 21,211.56 and 5,258.14

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Solution

The fourth proportional to 14,137.36, 21,211.56 and 5,258.14 is: 7,889.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.36 : 21,211.56 = 5,258.14 : x
  2. Step 2: Convert to fraction form
    14,137.36/21,211.56 = 5,258.14/x
  3. Step 3: Cross multiply
    14,137.36x = 21,211.56 × 5,258.14
  4. Step 4: Simplify right side
    14,137.36x = 111,533,352.10
  5. Step 5: Solve for x
    x = 111,533,352.10/14,137.36
  6. Step 6: Final answer
    x = 7,889.26

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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.