Home / 45,033.89-67,554.23-13,441.46

Finding the Fourth Proportional to 45,033.89, 67,554.23 and 13,441.46

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Solution

The fourth proportional to 45,033.89, 67,554.23 and 13,441.46 is: 20,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,033.89 : 67,554.23 = 13,441.46 : x
  2. Step 2: Convert to fraction form
    45,033.89/67,554.23 = 13,441.46/x
  3. Step 3: Cross multiply
    45,033.89x = 67,554.23 × 13,441.46
  4. Step 4: Simplify right side
    45,033.89x = 908,027,075.40
  5. Step 5: Solve for x
    x = 908,027,075.40/45,033.89
  6. Step 6: Final answer
    x = 20,163.20

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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.