Home / 28,028.46-42,035.37-13,233.66

Finding the Fourth Proportional to 28,028.46, 42,035.37 and 13,233.66

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Solution

The fourth proportional to 28,028.46, 42,035.37 and 13,233.66 is: 19,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,028.46 : 42,035.37 = 13,233.66 : x
  2. Step 2: Convert to fraction form
    28,028.46/42,035.37 = 13,233.66/x
  3. Step 3: Cross multiply
    28,028.46x = 42,035.37 × 13,233.66
  4. Step 4: Simplify right side
    28,028.46x = 556,281,794.55
  5. Step 5: Solve for x
    x = 556,281,794.55/28,028.46
  6. Step 6: Final answer
    x = 19,847.03

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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.