Home / 23,476.41-32,390.97-13,401.21

Finding the Fourth Proportional to 23,476.41, 32,390.97 and 13,401.21

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Solution

The fourth proportional to 23,476.41, 32,390.97 and 13,401.21 is: 18,489.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,476.41 : 32,390.97 = 13,401.21 : x
  2. Step 2: Convert to fraction form
    23,476.41/32,390.97 = 13,401.21/x
  3. Step 3: Cross multiply
    23,476.41x = 32,390.97 × 13,401.21
  4. Step 4: Simplify right side
    23,476.41x = 434,078,191.07
  5. Step 5: Solve for x
    x = 434,078,191.07/23,476.41
  6. Step 6: Final answer
    x = 18,489.97

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1.5x scale

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.