Home / 16,749.04-23,094.84-11,971.12

Finding the Fourth Proportional to 16,749.04, 23,094.84 and 11,971.12

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Solution

The fourth proportional to 16,749.04, 23,094.84 and 11,971.12 is: 16,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,749.04 : 23,094.84 = 11,971.12 : x
  2. Step 2: Convert to fraction form
    16,749.04/23,094.84 = 11,971.12/x
  3. Step 3: Cross multiply
    16,749.04x = 23,094.84 × 11,971.12
  4. Step 4: Simplify right side
    16,749.04x = 276,471,101.02
  5. Step 5: Solve for x
    x = 276,471,101.02/16,749.04
  6. Step 6: Final answer
    x = 16,506.68

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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.