Home / 23,428.92-35,143.68-9,390.24

Finding the Fourth Proportional to 23,428.92, 35,143.68 and 9,390.24

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Solution

The fourth proportional to 23,428.92, 35,143.68 and 9,390.24 is: 14,085.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,428.92 : 35,143.68 = 9,390.24 : x
  2. Step 2: Convert to fraction form
    23,428.92/35,143.68 = 9,390.24/x
  3. Step 3: Cross multiply
    23,428.92x = 35,143.68 × 9,390.24
  4. Step 4: Simplify right side
    23,428.92x = 330,007,589.68
  5. Step 5: Solve for x
    x = 330,007,589.68/23,428.92
  6. Step 6: Final answer
    x = 14,085.48

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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.