Home / 19,645.32-27,110.49-10,692.84

Finding the Fourth Proportional to 19,645.32, 27,110.49 and 10,692.84

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Solution

The fourth proportional to 19,645.32, 27,110.49 and 10,692.84 is: 14,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,645.32 : 27,110.49 = 10,692.84 : x
  2. Step 2: Convert to fraction form
    19,645.32/27,110.49 = 10,692.84/x
  3. Step 3: Cross multiply
    19,645.32x = 27,110.49 × 10,692.84
  4. Step 4: Simplify right side
    19,645.32x = 289,888,131.89
  5. Step 5: Solve for x
    x = 289,888,131.89/19,645.32
  6. Step 6: Final answer
    x = 14,756.09

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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.