Home / 44,049.96-66,075-18,742.92

Finding the Fourth Proportional to 44,049.96, 66,075 and 18,742.92

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Solution

The fourth proportional to 44,049.96, 66,075 and 18,742.92 is: 28,114.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,049.96 : 66,075 = 18,742.92 : x
  2. Step 2: Convert to fraction form
    44,049.96/66,075 = 18,742.92/x
  3. Step 3: Cross multiply
    44,049.96x = 66,075 × 18,742.92
  4. Step 4: Simplify right side
    44,049.96x = 1,238,438,439
  5. Step 5: Solve for x
    x = 1,238,438,439/44,049.96
  6. Step 6: Final answer
    x = 28,114.41

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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.