Home / 16,671.54-23,007.30-9,118.36

Finding the Fourth Proportional to 16,671.54, 23,007.30 and 9,118.36

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Solution

The fourth proportional to 16,671.54, 23,007.30 and 9,118.36 is: 12,583.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.54 : 23,007.30 = 9,118.36 : x
  2. Step 2: Convert to fraction form
    16,671.54/23,007.30 = 9,118.36/x
  3. Step 3: Cross multiply
    16,671.54x = 23,007.30 × 9,118.36
  4. Step 4: Simplify right side
    16,671.54x = 209,788,844.03
  5. Step 5: Solve for x
    x = 209,788,844.03/16,671.54
  6. Step 6: Final answer
    x = 12,583.65

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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.