Home / 23,638.21-35,423.88-13,112.86

Finding the Fourth Proportional to 23,638.21, 35,423.88 and 13,112.86

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Solution

The fourth proportional to 23,638.21, 35,423.88 and 13,112.86 is: 19,650.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.21 : 35,423.88 = 13,112.86 : x
  2. Step 2: Convert to fraction form
    23,638.21/35,423.88 = 13,112.86/x
  3. Step 3: Cross multiply
    23,638.21x = 35,423.88 × 13,112.86
  4. Step 4: Simplify right side
    23,638.21x = 464,508,379.10
  5. Step 5: Solve for x
    x = 464,508,379.10/23,638.21
  6. Step 6: Final answer
    x = 19,650.74

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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.