Home / 19,523.57-26,942.40-10,571.06

Finding the Fourth Proportional to 19,523.57, 26,942.40 and 10,571.06

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Solution

The fourth proportional to 19,523.57, 26,942.40 and 10,571.06 is: 14,587.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523.57 : 26,942.40 = 10,571.06 : x
  2. Step 2: Convert to fraction form
    19,523.57/26,942.40 = 10,571.06/x
  3. Step 3: Cross multiply
    19,523.57x = 26,942.40 × 10,571.06
  4. Step 4: Simplify right side
    19,523.57x = 284,809,592.23
  5. Step 5: Solve for x
    x = 284,809,592.23/19,523.57
  6. Step 6: Final answer
    x = 14,587.99

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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.