Home / 22,689.60-34,035.36-7,107.36

Finding the Fourth Proportional to 22,689.60, 34,035.36 and 7,107.36

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Solution

The fourth proportional to 22,689.60, 34,035.36 and 7,107.36 is: 10,661.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,689.60 : 34,035.36 = 7,107.36 : x
  2. Step 2: Convert to fraction form
    22,689.60/34,035.36 = 7,107.36/x
  3. Step 3: Cross multiply
    22,689.60x = 34,035.36 × 7,107.36
  4. Step 4: Simplify right side
    22,689.60x = 241,901,556.25
  5. Step 5: Solve for x
    x = 241,901,556.25/22,689.60
  6. Step 6: Final answer
    x = 10,661.34

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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.