Home / 22,148.51-30,556.71-14,195.12

Finding the Fourth Proportional to 22,148.51, 30,556.71 and 14,195.12

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Solution

The fourth proportional to 22,148.51, 30,556.71 and 14,195.12 is: 19,583.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148.51 : 30,556.71 = 14,195.12 : x
  2. Step 2: Convert to fraction form
    22,148.51/30,556.71 = 14,195.12/x
  3. Step 3: Cross multiply
    22,148.51x = 30,556.71 × 14,195.12
  4. Step 4: Simplify right side
    22,148.51x = 433,756,012.47
  5. Step 5: Solve for x
    x = 433,756,012.47/22,148.51
  6. Step 6: Final answer
    x = 19,583.99

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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.