Home / 16,951.16-23,393.74-9,782.36

Finding the Fourth Proportional to 16,951.16, 23,393.74 and 9,782.36

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Solution

The fourth proportional to 16,951.16, 23,393.74 and 9,782.36 is: 13,500.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951.16 : 23,393.74 = 9,782.36 : x
  2. Step 2: Convert to fraction form
    16,951.16/23,393.74 = 9,782.36/x
  3. Step 3: Cross multiply
    16,951.16x = 23,393.74 × 9,782.36
  4. Step 4: Simplify right side
    16,951.16x = 228,845,986.43
  5. Step 5: Solve for x
    x = 228,845,986.43/16,951.16
  6. Step 6: Final answer
    x = 13,500.31

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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.