Home / 17,887.35-24,692.82-10,720.68

Finding the Fourth Proportional to 17,887.35, 24,692.82 and 10,720.68

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Solution

The fourth proportional to 17,887.35, 24,692.82 and 10,720.68 is: 14,799.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.35 : 24,692.82 = 10,720.68 : x
  2. Step 2: Convert to fraction form
    17,887.35/24,692.82 = 10,720.68/x
  3. Step 3: Cross multiply
    17,887.35x = 24,692.82 × 10,720.68
  4. Step 4: Simplify right side
    17,887.35x = 264,723,821.52
  5. Step 5: Solve for x
    x = 264,723,821.52/17,887.35
  6. Step 6: Final answer
    x = 14,799.50

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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.