Home / 19,152.34-28,692.29-10,838.33

Finding the Fourth Proportional to 19,152.34, 28,692.29 and 10,838.33

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Solution

The fourth proportional to 19,152.34, 28,692.29 and 10,838.33 is: 16,236.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.34 : 28,692.29 = 10,838.33 : x
  2. Step 2: Convert to fraction form
    19,152.34/28,692.29 = 10,838.33/x
  3. Step 3: Cross multiply
    19,152.34x = 28,692.29 × 10,838.33
  4. Step 4: Simplify right side
    19,152.34x = 310,976,350.47
  5. Step 5: Solve for x
    x = 310,976,350.47/19,152.34
  6. Step 6: Final answer
    x = 16,236.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.