Home / 19,190.45-26,482.64-10,692.41

Finding the Fourth Proportional to 19,190.45, 26,482.64 and 10,692.41

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Solution

The fourth proportional to 19,190.45, 26,482.64 and 10,692.41 is: 14,755.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,190.45 : 26,482.64 = 10,692.41 : x
  2. Step 2: Convert to fraction form
    19,190.45/26,482.64 = 10,692.41/x
  3. Step 3: Cross multiply
    19,190.45x = 26,482.64 × 10,692.41
  4. Step 4: Simplify right side
    19,190.45x = 283,163,058.89
  5. Step 5: Solve for x
    x = 283,163,058.89/19,190.45
  6. Step 6: Final answer
    x = 14,755.42

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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.