Home / 16,622.96-22,948.16-12,837.62

Finding the Fourth Proportional to 16,622.96, 22,948.16 and 12,837.62

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Solution

The fourth proportional to 16,622.96, 22,948.16 and 12,837.62 is: 17,722.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,622.96 : 22,948.16 = 12,837.62 : x
  2. Step 2: Convert to fraction form
    16,622.96/22,948.16 = 12,837.62/x
  3. Step 3: Cross multiply
    16,622.96x = 22,948.16 × 12,837.62
  4. Step 4: Simplify right side
    16,622.96x = 294,599,750.96
  5. Step 5: Solve for x
    x = 294,599,750.96/16,622.96
  6. Step 6: Final answer
    x = 17,722.47

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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.