Home / 15,619.94-23,428.19-3,933.16

Finding the Fourth Proportional to 15,619.94, 23,428.19 and 3,933.16

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Solution

The fourth proportional to 15,619.94, 23,428.19 and 3,933.16 is: 5,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.94 : 23,428.19 = 3,933.16 : x
  2. Step 2: Convert to fraction form
    15,619.94/23,428.19 = 3,933.16/x
  3. Step 3: Cross multiply
    15,619.94x = 23,428.19 × 3,933.16
  4. Step 4: Simplify right side
    15,619.94x = 92,146,800.11
  5. Step 5: Solve for x
    x = 92,146,800.11/15,619.94
  6. Step 6: Final answer
    x = 5,899.31

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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.