Home / 45,317.44-67,977.51-21,627.49

Finding the Fourth Proportional to 45,317.44, 67,977.51 and 21,627.49

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Solution

The fourth proportional to 45,317.44, 67,977.51 and 21,627.49 is: 32,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,317.44 : 67,977.51 = 21,627.49 : x
  2. Step 2: Convert to fraction form
    45,317.44/67,977.51 = 21,627.49/x
  3. Step 3: Cross multiply
    45,317.44x = 67,977.51 × 21,627.49
  4. Step 4: Simplify right side
    45,317.44x = 1,470,183,225.41
  5. Step 5: Solve for x
    x = 1,470,183,225.41/45,317.44
  6. Step 6: Final answer
    x = 32,441.88

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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.