Home / 44,676.84-66,995.57-20,991.12

Finding the Fourth Proportional to 44,676.84, 66,995.57 and 20,991.12

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Solution

The fourth proportional to 44,676.84, 66,995.57 and 20,991.12 is: 31,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,676.84 : 66,995.57 = 20,991.12 : x
  2. Step 2: Convert to fraction form
    44,676.84/66,995.57 = 20,991.12/x
  3. Step 3: Cross multiply
    44,676.84x = 66,995.57 × 20,991.12
  4. Step 4: Simplify right side
    44,676.84x = 1,406,311,944.38
  5. Step 5: Solve for x
    x = 1,406,311,944.38/44,676.84
  6. Step 6: Final answer
    x = 31,477.43

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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.