Home / 16,682.76-23,026.31-9,972.36

Finding the Fourth Proportional to 16,682.76, 23,026.31 and 9,972.36

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Solution

The fourth proportional to 16,682.76, 23,026.31 and 9,972.36 is: 13,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,682.76 : 23,026.31 = 9,972.36 : x
  2. Step 2: Convert to fraction form
    16,682.76/23,026.31 = 9,972.36/x
  3. Step 3: Cross multiply
    16,682.76x = 23,026.31 × 9,972.36
  4. Step 4: Simplify right side
    16,682.76x = 229,626,602.93
  5. Step 5: Solve for x
    x = 229,626,602.93/16,682.76
  6. Step 6: Final answer
    x = 13,764.31

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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.