Home / 16,886.56-23,304.77-9,813.51

Finding the Fourth Proportional to 16,886.56, 23,304.77 and 9,813.51

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Solution

The fourth proportional to 16,886.56, 23,304.77 and 9,813.51 is: 13,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.56 : 23,304.77 = 9,813.51 : x
  2. Step 2: Convert to fraction form
    16,886.56/23,304.77 = 9,813.51/x
  3. Step 3: Cross multiply
    16,886.56x = 23,304.77 × 9,813.51
  4. Step 4: Simplify right side
    16,886.56x = 228,701,593.44
  5. Step 5: Solve for x
    x = 228,701,593.44/16,886.56
  6. Step 6: Final answer
    x = 13,543.41

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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.