Home / 16,722.08-23,076.40-9,270.08

Finding the Fourth Proportional to 16,722.08, 23,076.40 and 9,270.08

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Solution

The fourth proportional to 16,722.08, 23,076.40 and 9,270.08 is: 12,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.08 : 23,076.40 = 9,270.08 : x
  2. Step 2: Convert to fraction form
    16,722.08/23,076.40 = 9,270.08/x
  3. Step 3: Cross multiply
    16,722.08x = 23,076.40 × 9,270.08
  4. Step 4: Simplify right side
    16,722.08x = 213,920,074.11
  5. Step 5: Solve for x
    x = 213,920,074.11/16,722.08
  6. Step 6: Final answer
    x = 12,792.67

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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.