Home / 28,914.70-43,372.05-27,165.10

Finding the Fourth Proportional to 28,914.70, 43,372.05 and 27,165.10

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Solution

The fourth proportional to 28,914.70, 43,372.05 and 27,165.10 is: 40,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,914.70 : 43,372.05 = 27,165.10 : x
  2. Step 2: Convert to fraction form
    28,914.70/43,372.05 = 27,165.10/x
  3. Step 3: Cross multiply
    28,914.70x = 43,372.05 × 27,165.10
  4. Step 4: Simplify right side
    28,914.70x = 1,178,206,075.46
  5. Step 5: Solve for x
    x = 1,178,206,075.46/28,914.70
  6. Step 6: Final answer
    x = 40,747.65

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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.