Home / 21,572.54-32,185.53-19,204.42

Finding the Fourth Proportional to 21,572.54, 32,185.53 and 19,204.42

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Solution

The fourth proportional to 21,572.54, 32,185.53 and 19,204.42 is: 28,652.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,572.54 : 32,185.53 = 19,204.42 : x
  2. Step 2: Convert to fraction form
    21,572.54/32,185.53 = 19,204.42/x
  3. Step 3: Cross multiply
    21,572.54x = 32,185.53 × 19,204.42
  4. Step 4: Simplify right side
    21,572.54x = 618,104,436.04
  5. Step 5: Solve for x
    x = 618,104,436.04/21,572.54
  6. Step 6: Final answer
    x = 28,652.37

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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.