Home / 12,230.01-16,876.24-9,718.20

Finding the Fourth Proportional to 12,230.01, 16,876.24 and 9,718.20

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Solution

The fourth proportional to 12,230.01, 16,876.24 and 9,718.20 is: 13,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230.01 : 16,876.24 = 9,718.20 : x
  2. Step 2: Convert to fraction form
    12,230.01/16,876.24 = 9,718.20/x
  3. Step 3: Cross multiply
    12,230.01x = 16,876.24 × 9,718.20
  4. Step 4: Simplify right side
    12,230.01x = 164,006,651.27
  5. Step 5: Solve for x
    x = 164,006,651.27/12,230.01
  6. Step 6: Final answer
    x = 13,410.18

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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.