Home / 44,449.46-66,674.12-20,431.07

Finding the Fourth Proportional to 44,449.46, 66,674.12 and 20,431.07

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Solution

The fourth proportional to 44,449.46, 66,674.12 and 20,431.07 is: 30,646.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,449.46 : 66,674.12 = 20,431.07 : x
  2. Step 2: Convert to fraction form
    44,449.46/66,674.12 = 20,431.07/x
  3. Step 3: Cross multiply
    44,449.46x = 66,674.12 × 20,431.07
  4. Step 4: Simplify right side
    44,449.46x = 1,362,223,177.38
  5. Step 5: Solve for x
    x = 1,362,223,177.38/44,449.46
  6. Step 6: Final answer
    x = 30,646.57

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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.