Home / 37,742.55-56,533.22-28,758.03

Finding the Fourth Proportional to 37,742.55, 56,533.22 and 28,758.03

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Solution

The fourth proportional to 37,742.55, 56,533.22 and 28,758.03 is: 43,075.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,742.55 : 56,533.22 = 28,758.03 : x
  2. Step 2: Convert to fraction form
    37,742.55/56,533.22 = 28,758.03/x
  3. Step 3: Cross multiply
    37,742.55x = 56,533.22 × 28,758.03
  4. Step 4: Simplify right side
    37,742.55x = 1,625,783,610.30
  5. Step 5: Solve for x
    x = 1,625,783,610.30/37,742.55
  6. Step 6: Final answer
    x = 43,075.62

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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.