Home / 23,684.40-32,685.12-14,256

Finding the Fourth Proportional to 23,684.40, 32,685.12 and 14,256

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Solution

The fourth proportional to 23,684.40, 32,685.12 and 14,256 is: 19,673.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,684.40 : 32,685.12 = 14,256 : x
  2. Step 2: Convert to fraction form
    23,684.40/32,685.12 = 14,256/x
  3. Step 3: Cross multiply
    23,684.40x = 32,685.12 × 14,256
  4. Step 4: Simplify right side
    23,684.40x = 465,959,070.72
  5. Step 5: Solve for x
    x = 465,959,070.72/23,684.40
  6. Step 6: Final answer
    x = 19,673.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.