Home / 16,880.04-23,295.78-9,327.06

Finding the Fourth Proportional to 16,880.04, 23,295.78 and 9,327.06

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Solution

The fourth proportional to 16,880.04, 23,295.78 and 9,327.06 is: 12,872.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.04 : 23,295.78 = 9,327.06 : x
  2. Step 2: Convert to fraction form
    16,880.04/23,295.78 = 9,327.06/x
  3. Step 3: Cross multiply
    16,880.04x = 23,295.78 × 9,327.06
  4. Step 4: Simplify right side
    16,880.04x = 217,281,137.81
  5. Step 5: Solve for x
    x = 217,281,137.81/16,880.04
  6. Step 6: Final answer
    x = 12,872.07

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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.