Home / 16,954.89-23,393.06-9,784.31

Finding the Fourth Proportional to 16,954.89, 23,393.06 and 9,784.31

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Solution

The fourth proportional to 16,954.89, 23,393.06 and 9,784.31 is: 13,499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.89 : 23,393.06 = 9,784.31 : x
  2. Step 2: Convert to fraction form
    16,954.89/23,393.06 = 9,784.31/x
  3. Step 3: Cross multiply
    16,954.89x = 23,393.06 × 9,784.31
  4. Step 4: Simplify right side
    16,954.89x = 228,884,785.00
  5. Step 5: Solve for x
    x = 228,884,785.00/16,954.89
  6. Step 6: Final answer
    x = 13,499.63

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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.