Home / 22,923.05-31,636.05-12,851.51

Finding the Fourth Proportional to 22,923.05, 31,636.05 and 12,851.51

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Solution

The fourth proportional to 22,923.05, 31,636.05 and 12,851.51 is: 17,736.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,923.05 : 31,636.05 = 12,851.51 : x
  2. Step 2: Convert to fraction form
    22,923.05/31,636.05 = 12,851.51/x
  3. Step 3: Cross multiply
    22,923.05x = 31,636.05 × 12,851.51
  4. Step 4: Simplify right side
    22,923.05x = 406,571,012.94
  5. Step 5: Solve for x
    x = 406,571,012.94/22,923.05
  6. Step 6: Final answer
    x = 17,736.34

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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.