Home / 45,313.34-67,990.24-23,115.02

Finding the Fourth Proportional to 45,313.34, 67,990.24 and 23,115.02

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Solution

The fourth proportional to 45,313.34, 67,990.24 and 23,115.02 is: 34,682.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,313.34 : 67,990.24 = 23,115.02 : x
  2. Step 2: Convert to fraction form
    45,313.34/67,990.24 = 23,115.02/x
  3. Step 3: Cross multiply
    45,313.34x = 67,990.24 × 23,115.02
  4. Step 4: Simplify right side
    45,313.34x = 1,571,595,757.40
  5. Step 5: Solve for x
    x = 1,571,595,757.40/45,313.34
  6. Step 6: Final answer
    x = 34,682.85

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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.