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Finding the Fourth Proportional to 18,692.17, 25,794.53 and 10,733.77

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Solution

The fourth proportional to 18,692.17, 25,794.53 and 10,733.77 is: 14,812.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,692.17 : 25,794.53 = 10,733.77 : x
  2. Step 2: Convert to fraction form
    18,692.17/25,794.53 = 10,733.77/x
  3. Step 3: Cross multiply
    18,692.17x = 25,794.53 × 10,733.77
  4. Step 4: Simplify right side
    18,692.17x = 276,872,395.82
  5. Step 5: Solve for x
    x = 276,872,395.82/18,692.17
  6. Step 6: Final answer
    x = 14,812.21

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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.