Home / 16,845.96-23,232.62-10,129.16

Finding the Fourth Proportional to 16,845.96, 23,232.62 and 10,129.16

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Solution

The fourth proportional to 16,845.96, 23,232.62 and 10,129.16 is: 13,969.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.96 : 23,232.62 = 10,129.16 : x
  2. Step 2: Convert to fraction form
    16,845.96/23,232.62 = 10,129.16/x
  3. Step 3: Cross multiply
    16,845.96x = 23,232.62 × 10,129.16
  4. Step 4: Simplify right side
    16,845.96x = 235,326,925.20
  5. Step 5: Solve for x
    x = 235,326,925.20/16,845.96
  6. Step 6: Final answer
    x = 13,969.34

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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.