Home / 16,886.92-23,305.02-9,719.26

Finding the Fourth Proportional to 16,886.92, 23,305.02 and 9,719.26

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Solution

The fourth proportional to 16,886.92, 23,305.02 and 9,719.26 is: 13,413.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.92 : 23,305.02 = 9,719.26 : x
  2. Step 2: Convert to fraction form
    16,886.92/23,305.02 = 9,719.26/x
  3. Step 3: Cross multiply
    16,886.92x = 23,305.02 × 9,719.26
  4. Step 4: Simplify right side
    16,886.92x = 226,507,548.69
  5. Step 5: Solve for x
    x = 226,507,548.69/16,886.92
  6. Step 6: Final answer
    x = 13,413.19

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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.