Home / 44,939.38-67,406.64-13,774.72

Finding the Fourth Proportional to 44,939.38, 67,406.64 and 13,774.72

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Solution

The fourth proportional to 44,939.38, 67,406.64 and 13,774.72 is: 20,661.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,939.38 : 67,406.64 = 13,774.72 : x
  2. Step 2: Convert to fraction form
    44,939.38/67,406.64 = 13,774.72/x
  3. Step 3: Cross multiply
    44,939.38x = 67,406.64 × 13,774.72
  4. Step 4: Simplify right side
    44,939.38x = 928,507,592.14
  5. Step 5: Solve for x
    x = 928,507,592.14/44,939.38
  6. Step 6: Final answer
    x = 20,661.34

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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.