Home / 19,953.63-29,822.22-18,377.37

Finding the Fourth Proportional to 19,953.63, 29,822.22 and 18,377.37

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Solution

The fourth proportional to 19,953.63, 29,822.22 and 18,377.37 is: 27,466.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.63 : 29,822.22 = 18,377.37 : x
  2. Step 2: Convert to fraction form
    19,953.63/29,822.22 = 18,377.37/x
  3. Step 3: Cross multiply
    19,953.63x = 29,822.22 × 18,377.37
  4. Step 4: Simplify right side
    19,953.63x = 548,053,971.16
  5. Step 5: Solve for x
    x = 548,053,971.16/19,953.63
  6. Step 6: Final answer
    x = 27,466.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.