Home / 17,140.99-23,654.94-12,114.07

Finding the Fourth Proportional to 17,140.99, 23,654.94 and 12,114.07

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Solution

The fourth proportional to 17,140.99, 23,654.94 and 12,114.07 is: 16,717.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,140.99 : 23,654.94 = 12,114.07 : x
  2. Step 2: Convert to fraction form
    17,140.99/23,654.94 = 12,114.07/x
  3. Step 3: Cross multiply
    17,140.99x = 23,654.94 × 12,114.07
  4. Step 4: Simplify right side
    17,140.99x = 286,557,599.01
  5. Step 5: Solve for x
    x = 286,557,599.01/17,140.99
  6. Step 6: Final answer
    x = 16,717.68

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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.