Home / 49,076.56-67,726.20-26,720.56

Finding the Fourth Proportional to 49,076.56, 67,726.20 and 26,720.56

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Solution

The fourth proportional to 49,076.56, 67,726.20 and 26,720.56 is: 36,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,076.56 : 67,726.20 = 26,720.56 : x
  2. Step 2: Convert to fraction form
    49,076.56/67,726.20 = 26,720.56/x
  3. Step 3: Cross multiply
    49,076.56x = 67,726.20 × 26,720.56
  4. Step 4: Simplify right side
    49,076.56x = 1,809,681,990.67
  5. Step 5: Solve for x
    x = 1,809,681,990.67/49,076.56
  6. Step 6: Final answer
    x = 36,874.67

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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.