Home / 16,875.70-25,318.68-11,954.86

Finding the Fourth Proportional to 16,875.70, 25,318.68 and 11,954.86

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Solution

The fourth proportional to 16,875.70, 25,318.68 and 11,954.86 is: 17,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.70 : 25,318.68 = 11,954.86 : x
  2. Step 2: Convert to fraction form
    16,875.70/25,318.68 = 11,954.86/x
  3. Step 3: Cross multiply
    16,875.70x = 25,318.68 × 11,954.86
  4. Step 4: Simplify right side
    16,875.70x = 302,681,274.78
  5. Step 5: Solve for x
    x = 302,681,274.78/16,875.70
  6. Step 6: Final answer
    x = 17,935.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.