Home / 18,362.79-25,329.38-16,010.55

Finding the Fourth Proportional to 18,362.79, 25,329.38 and 16,010.55

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Solution

The fourth proportional to 18,362.79, 25,329.38 and 16,010.55 is: 22,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362.79 : 25,329.38 = 16,010.55 : x
  2. Step 2: Convert to fraction form
    18,362.79/25,329.38 = 16,010.55/x
  3. Step 3: Cross multiply
    18,362.79x = 25,329.38 × 16,010.55
  4. Step 4: Simplify right side
    18,362.79x = 405,537,224.91
  5. Step 5: Solve for x
    x = 405,537,224.91/18,362.79
  6. Step 6: Final answer
    x = 22,084.73

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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.