Home / 23,682.28-32,680.66-13,071.72

Finding the Fourth Proportional to 23,682.28, 32,680.66 and 13,071.72

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Solution

The fourth proportional to 23,682.28, 32,680.66 and 13,071.72 is: 18,038.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.28 : 32,680.66 = 13,071.72 : x
  2. Step 2: Convert to fraction form
    23,682.28/32,680.66 = 13,071.72/x
  3. Step 3: Cross multiply
    23,682.28x = 32,680.66 × 13,071.72
  4. Step 4: Simplify right side
    23,682.28x = 427,192,436.94
  5. Step 5: Solve for x
    x = 427,192,436.94/23,682.28
  6. Step 6: Final answer
    x = 18,038.48

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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.