Home / 23,719.50-35,568.81-12,623.55

Finding the Fourth Proportional to 23,719.50, 35,568.81 and 12,623.55

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Solution

The fourth proportional to 23,719.50, 35,568.81 and 12,623.55 is: 18,929.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,719.50 : 35,568.81 = 12,623.55 : x
  2. Step 2: Convert to fraction form
    23,719.50/35,568.81 = 12,623.55/x
  3. Step 3: Cross multiply
    23,719.50x = 35,568.81 × 12,623.55
  4. Step 4: Simplify right side
    23,719.50x = 449,004,651.48
  5. Step 5: Solve for x
    x = 449,004,651.48/23,719.50
  6. Step 6: Final answer
    x = 18,929.77

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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.