Home / 45,635.33-68,406.39-30,845.76

Finding the Fourth Proportional to 45,635.33, 68,406.39 and 30,845.76

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Solution

The fourth proportional to 45,635.33, 68,406.39 and 30,845.76 is: 46,237.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,635.33 : 68,406.39 = 30,845.76 : x
  2. Step 2: Convert to fraction form
    45,635.33/68,406.39 = 30,845.76/x
  3. Step 3: Cross multiply
    45,635.33x = 68,406.39 × 30,845.76
  4. Step 4: Simplify right side
    45,635.33x = 2,110,047,088.41
  5. Step 5: Solve for x
    x = 2,110,047,088.41/45,635.33
  6. Step 6: Final answer
    x = 46,237.14

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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.