Home / 26,164.76-39,194.58-12,105.08

Finding the Fourth Proportional to 26,164.76, 39,194.58 and 12,105.08

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Solution

The fourth proportional to 26,164.76, 39,194.58 and 12,105.08 is: 18,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,164.76 : 39,194.58 = 12,105.08 : x
  2. Step 2: Convert to fraction form
    26,164.76/39,194.58 = 12,105.08/x
  3. Step 3: Cross multiply
    26,164.76x = 39,194.58 × 12,105.08
  4. Step 4: Simplify right side
    26,164.76x = 474,453,526.47
  5. Step 5: Solve for x
    x = 474,453,526.47/26,164.76
  6. Step 6: Final answer
    x = 18,133.30

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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.