Home / 44,631.99-66,889.22-20,935.85

Finding the Fourth Proportional to 44,631.99, 66,889.22 and 20,935.85

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Solution

The fourth proportional to 44,631.99, 66,889.22 and 20,935.85 is: 31,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,631.99 : 66,889.22 = 20,935.85 : x
  2. Step 2: Convert to fraction form
    44,631.99/66,889.22 = 20,935.85/x
  3. Step 3: Cross multiply
    44,631.99x = 66,889.22 × 20,935.85
  4. Step 4: Simplify right side
    44,631.99x = 1,400,382,237.41
  5. Step 5: Solve for x
    x = 1,400,382,237.41/44,631.99
  6. Step 6: Final answer
    x = 31,376.20

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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.