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Finding the Fourth Proportional to 19,523.52, 26,942.52 and 10,571.12

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Solution

The fourth proportional to 19,523.52, 26,942.52 and 10,571.12 is: 14,588.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523.52 : 26,942.52 = 10,571.12 : x
  2. Step 2: Convert to fraction form
    19,523.52/26,942.52 = 10,571.12/x
  3. Step 3: Cross multiply
    19,523.52x = 26,942.52 × 10,571.12
  4. Step 4: Simplify right side
    19,523.52x = 284,812,612.02
  5. Step 5: Solve for x
    x = 284,812,612.02/19,523.52
  6. Step 6: Final answer
    x = 14,588.18

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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.