Home / 16,999.40-23,460.12-10,629.96

Finding the Fourth Proportional to 16,999.40, 23,460.12 and 10,629.96

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Solution

The fourth proportional to 16,999.40, 23,460.12 and 10,629.96 is: 14,669.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.40 : 23,460.12 = 10,629.96 : x
  2. Step 2: Convert to fraction form
    16,999.40/23,460.12 = 10,629.96/x
  3. Step 3: Cross multiply
    16,999.40x = 23,460.12 × 10,629.96
  4. Step 4: Simplify right side
    16,999.40x = 249,380,137.20
  5. Step 5: Solve for x
    x = 249,380,137.20/16,999.40
  6. Step 6: Final answer
    x = 14,669.94

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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.