Home / 23,300.76-32,154.06-12,690.44

Finding the Fourth Proportional to 23,300.76, 32,154.06 and 12,690.44

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Solution

The fourth proportional to 23,300.76, 32,154.06 and 12,690.44 is: 17,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,300.76 : 32,154.06 = 12,690.44 : x
  2. Step 2: Convert to fraction form
    23,300.76/32,154.06 = 12,690.44/x
  3. Step 3: Cross multiply
    23,300.76x = 32,154.06 × 12,690.44
  4. Step 4: Simplify right side
    23,300.76x = 408,049,169.19
  5. Step 5: Solve for x
    x = 408,049,169.19/23,300.76
  6. Step 6: Final answer
    x = 17,512.27

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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.