Home / 19,173.34-26,455.12-11,214.01

Finding the Fourth Proportional to 19,173.34, 26,455.12 and 11,214.01

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Solution

The fourth proportional to 19,173.34, 26,455.12 and 11,214.01 is: 15,472.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.34 : 26,455.12 = 11,214.01 : x
  2. Step 2: Convert to fraction form
    19,173.34/26,455.12 = 11,214.01/x
  3. Step 3: Cross multiply
    19,173.34x = 26,455.12 × 11,214.01
  4. Step 4: Simplify right side
    19,173.34x = 296,667,847.96
  5. Step 5: Solve for x
    x = 296,667,847.96/19,173.34
  6. Step 6: Final answer
    x = 15,472.94

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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.