Home / 16,671.63-23,005.90-9,116.56

Finding the Fourth Proportional to 16,671.63, 23,005.90 and 9,116.56

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Solution

The fourth proportional to 16,671.63, 23,005.90 and 9,116.56 is: 12,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.63 : 23,005.90 = 9,116.56 : x
  2. Step 2: Convert to fraction form
    16,671.63/23,005.90 = 9,116.56/x
  3. Step 3: Cross multiply
    16,671.63x = 23,005.90 × 9,116.56
  4. Step 4: Simplify right side
    16,671.63x = 209,734,507.09
  5. Step 5: Solve for x
    x = 209,734,507.09/16,671.63
  6. Step 6: Final answer
    x = 12,580.33

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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.