Home / 12,082.89-16,647.51-9,044.40

Finding the Fourth Proportional to 12,082.89, 16,647.51 and 9,044.40

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Solution

The fourth proportional to 12,082.89, 16,647.51 and 9,044.40 is: 12,461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082.89 : 16,647.51 = 9,044.40 : x
  2. Step 2: Convert to fraction form
    12,082.89/16,647.51 = 9,044.40/x
  3. Step 3: Cross multiply
    12,082.89x = 16,647.51 × 9,044.40
  4. Step 4: Simplify right side
    12,082.89x = 150,566,739.44
  5. Step 5: Solve for x
    x = 150,566,739.44/12,082.89
  6. Step 6: Final answer
    x = 12,461.15

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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.