Home / 16,921.36-23,352.24-9,469.36

Finding the Fourth Proportional to 16,921.36, 23,352.24 and 9,469.36

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Solution

The fourth proportional to 16,921.36, 23,352.24 and 9,469.36 is: 13,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,921.36 : 23,352.24 = 9,469.36 : x
  2. Step 2: Convert to fraction form
    16,921.36/23,352.24 = 9,469.36/x
  3. Step 3: Cross multiply
    16,921.36x = 23,352.24 × 9,469.36
  4. Step 4: Simplify right side
    16,921.36x = 221,130,767.37
  5. Step 5: Solve for x
    x = 221,130,767.37/16,921.36
  6. Step 6: Final answer
    x = 13,068.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.