Home / 22,628.04-31,226.21-12,556.26

Finding the Fourth Proportional to 22,628.04, 31,226.21 and 12,556.26

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Solution

The fourth proportional to 22,628.04, 31,226.21 and 12,556.26 is: 17,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,628.04 : 31,226.21 = 12,556.26 : x
  2. Step 2: Convert to fraction form
    22,628.04/31,226.21 = 12,556.26/x
  3. Step 3: Cross multiply
    22,628.04x = 31,226.21 × 12,556.26
  4. Step 4: Simplify right side
    22,628.04x = 392,084,411.57
  5. Step 5: Solve for x
    x = 392,084,411.57/22,628.04
  6. Step 6: Final answer
    x = 17,327.37

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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.