Home / 19,692.92-27,175.40-10,740.26

Finding the Fourth Proportional to 19,692.92, 27,175.40 and 10,740.26

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Solution

The fourth proportional to 19,692.92, 27,175.40 and 10,740.26 is: 14,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,692.92 : 27,175.40 = 10,740.26 : x
  2. Step 2: Convert to fraction form
    19,692.92/27,175.40 = 10,740.26/x
  3. Step 3: Cross multiply
    19,692.92x = 27,175.40 × 10,740.26
  4. Step 4: Simplify right side
    19,692.92x = 291,870,861.60
  5. Step 5: Solve for x
    x = 291,870,861.60/19,692.92
  6. Step 6: Final answer
    x = 14,821.11

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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.