Home / 16,676.04-23,012.77-9,122.30

Finding the Fourth Proportional to 16,676.04, 23,012.77 and 9,122.30

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Solution

The fourth proportional to 16,676.04, 23,012.77 and 9,122.30 is: 12,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.04 : 23,012.77 = 9,122.30 : x
  2. Step 2: Convert to fraction form
    16,676.04/23,012.77 = 9,122.30/x
  3. Step 3: Cross multiply
    16,676.04x = 23,012.77 × 9,122.30
  4. Step 4: Simplify right side
    16,676.04x = 209,929,391.77
  5. Step 5: Solve for x
    x = 209,929,391.77/16,676.04
  6. Step 6: Final answer
    x = 12,588.68

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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.