Home / 23,418.11-35,107.43-10,931.56

Finding the Fourth Proportional to 23,418.11, 35,107.43 and 10,931.56

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Solution

The fourth proportional to 23,418.11, 35,107.43 and 10,931.56 is: 16,388.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,418.11 : 35,107.43 = 10,931.56 : x
  2. Step 2: Convert to fraction form
    23,418.11/35,107.43 = 10,931.56/x
  3. Step 3: Cross multiply
    23,418.11x = 35,107.43 × 10,931.56
  4. Step 4: Simplify right side
    23,418.11x = 383,778,835.06
  5. Step 5: Solve for x
    x = 383,778,835.06/23,418.11
  6. Step 6: Final answer
    x = 16,388.12

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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.