Home / 16,712.80-23,067.08-9,638.26

Finding the Fourth Proportional to 16,712.80, 23,067.08 and 9,638.26

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Solution

The fourth proportional to 16,712.80, 23,067.08 and 9,638.26 is: 13,302.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.80 : 23,067.08 = 9,638.26 : x
  2. Step 2: Convert to fraction form
    16,712.80/23,067.08 = 9,638.26/x
  3. Step 3: Cross multiply
    16,712.80x = 23,067.08 × 9,638.26
  4. Step 4: Simplify right side
    16,712.80x = 222,326,444.77
  5. Step 5: Solve for x
    x = 222,326,444.77/16,712.80
  6. Step 6: Final answer
    x = 13,302.77

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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.