Home / 14,709.84-20,299.61-7,995.45

Finding the Fourth Proportional to 14,709.84, 20,299.61 and 7,995.45

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Solution

The fourth proportional to 14,709.84, 20,299.61 and 7,995.45 is: 11,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,709.84 : 20,299.61 = 7,995.45 : x
  2. Step 2: Convert to fraction form
    14,709.84/20,299.61 = 7,995.45/x
  3. Step 3: Cross multiply
    14,709.84x = 20,299.61 × 7,995.45
  4. Step 4: Simplify right side
    14,709.84x = 162,304,516.77
  5. Step 5: Solve for x
    x = 162,304,516.77/14,709.84
  6. Step 6: Final answer
    x = 11,033.74

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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.