Home / 16,887.90-23,304.99-9,334.50

Finding the Fourth Proportional to 16,887.90, 23,304.99 and 9,334.50

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Solution

The fourth proportional to 16,887.90, 23,304.99 and 9,334.50 is: 12,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.90 : 23,304.99 = 9,334.50 : x
  2. Step 2: Convert to fraction form
    16,887.90/23,304.99 = 9,334.50/x
  3. Step 3: Cross multiply
    16,887.90x = 23,304.99 × 9,334.50
  4. Step 4: Simplify right side
    16,887.90x = 217,540,429.16
  5. Step 5: Solve for x
    x = 217,540,429.16/16,887.90
  6. Step 6: Final answer
    x = 12,881.44

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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.