Home / 12,326.63-17,011.35-7,021.94

Finding the Fourth Proportional to 12,326.63, 17,011.35 and 7,021.94

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Solution

The fourth proportional to 12,326.63, 17,011.35 and 7,021.94 is: 9,690.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326.63 : 17,011.35 = 7,021.94 : x
  2. Step 2: Convert to fraction form
    12,326.63/17,011.35 = 7,021.94/x
  3. Step 3: Cross multiply
    12,326.63x = 17,011.35 × 7,021.94
  4. Step 4: Simplify right side
    12,326.63x = 119,452,593.96
  5. Step 5: Solve for x
    x = 119,452,593.96/12,326.63
  6. Step 6: Final answer
    x = 9,690.62

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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.