Home / 26,156.13-39,212.07-11,353.92

Finding the Fourth Proportional to 26,156.13, 39,212.07 and 11,353.92

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Solution

The fourth proportional to 26,156.13, 39,212.07 and 11,353.92 is: 17,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.13 : 39,212.07 = 11,353.92 : x
  2. Step 2: Convert to fraction form
    26,156.13/39,212.07 = 11,353.92/x
  3. Step 3: Cross multiply
    26,156.13x = 39,212.07 × 11,353.92
  4. Step 4: Simplify right side
    26,156.13x = 445,210,705.81
  5. Step 5: Solve for x
    x = 445,210,705.81/26,156.13
  6. Step 6: Final answer
    x = 17,021.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.