Home / 16,667.84-22,969.90-11,943.92

Finding the Fourth Proportional to 16,667.84, 22,969.90 and 11,943.92

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Solution

The fourth proportional to 16,667.84, 22,969.90 and 11,943.92 is: 16,459.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,667.84 : 22,969.90 = 11,943.92 : x
  2. Step 2: Convert to fraction form
    16,667.84/22,969.90 = 11,943.92/x
  3. Step 3: Cross multiply
    16,667.84x = 22,969.90 × 11,943.92
  4. Step 4: Simplify right side
    16,667.84x = 274,350,648.01
  5. Step 5: Solve for x
    x = 274,350,648.01/16,667.84
  6. Step 6: Final answer
    x = 16,459.88

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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.