Home / 17,817.99-24,588.87-9,860.76

Finding the Fourth Proportional to 17,817.99, 24,588.87 and 9,860.76

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Solution

The fourth proportional to 17,817.99, 24,588.87 and 9,860.76 is: 13,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,817.99 : 24,588.87 = 9,860.76 : x
  2. Step 2: Convert to fraction form
    17,817.99/24,588.87 = 9,860.76/x
  3. Step 3: Cross multiply
    17,817.99x = 24,588.87 × 9,860.76
  4. Step 4: Simplify right side
    17,817.99x = 242,464,945.74
  5. Step 5: Solve for x
    x = 242,464,945.74/17,817.99
  6. Step 6: Final answer
    x = 13,607.87

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Similar ratio
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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.