Home / 23,486.43-32,402.97-13,407.60

Finding the Fourth Proportional to 23,486.43, 32,402.97 and 13,407.60

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Solution

The fourth proportional to 23,486.43, 32,402.97 and 13,407.60 is: 18,497.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,486.43 : 32,402.97 = 13,407.60 : x
  2. Step 2: Convert to fraction form
    23,486.43/32,402.97 = 13,407.60/x
  3. Step 3: Cross multiply
    23,486.43x = 32,402.97 × 13,407.60
  4. Step 4: Simplify right side
    23,486.43x = 434,446,060.57
  5. Step 5: Solve for x
    x = 434,446,060.57/23,486.43
  6. Step 6: Final answer
    x = 18,497.75

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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.