Home / 15,428.82-23,143.23-3,741.94

Finding the Fourth Proportional to 15,428.82, 23,143.23 and 3,741.94

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Solution

The fourth proportional to 15,428.82, 23,143.23 and 3,741.94 is: 5,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,428.82 : 23,143.23 = 3,741.94 : x
  2. Step 2: Convert to fraction form
    15,428.82/23,143.23 = 3,741.94/x
  3. Step 3: Cross multiply
    15,428.82x = 23,143.23 × 3,741.94
  4. Step 4: Simplify right side
    15,428.82x = 86,600,520.21
  5. Step 5: Solve for x
    x = 86,600,520.21/15,428.82
  6. Step 6: Final answer
    x = 5,612.91

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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.