Home / 22,877.63-31,554.96-19,685.44

Finding the Fourth Proportional to 22,877.63, 31,554.96 and 19,685.44

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Solution

The fourth proportional to 22,877.63, 31,554.96 and 19,685.44 is: 27,151.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,877.63 : 31,554.96 = 19,685.44 : x
  2. Step 2: Convert to fraction form
    22,877.63/31,554.96 = 19,685.44/x
  3. Step 3: Cross multiply
    22,877.63x = 31,554.96 × 19,685.44
  4. Step 4: Simplify right side
    22,877.63x = 621,173,195.09
  5. Step 5: Solve for x
    x = 621,173,195.09/22,877.63
  6. Step 6: Final answer
    x = 27,151.99

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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.