Home / 23,423.60-35,126.76-8,628.68

Finding the Fourth Proportional to 23,423.60, 35,126.76 and 8,628.68

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Solution

The fourth proportional to 23,423.60, 35,126.76 and 8,628.68 is: 12,939.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.60 : 35,126.76 = 8,628.68 : x
  2. Step 2: Convert to fraction form
    23,423.60/35,126.76 = 8,628.68/x
  3. Step 3: Cross multiply
    23,423.60x = 35,126.76 × 8,628.68
  4. Step 4: Simplify right side
    23,423.60x = 303,097,571.48
  5. Step 5: Solve for x
    x = 303,097,571.48/23,423.60
  6. Step 6: Final answer
    x = 12,939.84

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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.