Home / 27,426.56-41,126.87-12,631.10

Finding the Fourth Proportional to 27,426.56, 41,126.87 and 12,631.10

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Solution

The fourth proportional to 27,426.56, 41,126.87 and 12,631.10 is: 18,940.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.56 : 41,126.87 = 12,631.10 : x
  2. Step 2: Convert to fraction form
    27,426.56/41,126.87 = 12,631.10/x
  3. Step 3: Cross multiply
    27,426.56x = 41,126.87 × 12,631.10
  4. Step 4: Simplify right side
    27,426.56x = 519,477,433.60
  5. Step 5: Solve for x
    x = 519,477,433.60/27,426.56
  6. Step 6: Final answer
    x = 18,940.67

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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.