Home / 23,638.72-35,432.88-12,538.48

Finding the Fourth Proportional to 23,638.72, 35,432.88 and 12,538.48

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Solution

The fourth proportional to 23,638.72, 35,432.88 and 12,538.48 is: 18,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.72 : 35,432.88 = 12,538.48 : x
  2. Step 2: Convert to fraction form
    23,638.72/35,432.88 = 12,538.48/x
  3. Step 3: Cross multiply
    23,638.72x = 35,432.88 × 12,538.48
  4. Step 4: Simplify right side
    23,638.72x = 444,274,457.22
  5. Step 5: Solve for x
    x = 444,274,457.22/23,638.72
  6. Step 6: Final answer
    x = 18,794.35

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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.