Home / 14,386.14-19,854.72-8,099.73

Finding the Fourth Proportional to 14,386.14, 19,854.72 and 8,099.73

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Solution

The fourth proportional to 14,386.14, 19,854.72 and 8,099.73 is: 11,178.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386.14 : 19,854.72 = 8,099.73 : x
  2. Step 2: Convert to fraction form
    14,386.14/19,854.72 = 8,099.73/x
  3. Step 3: Cross multiply
    14,386.14x = 19,854.72 × 8,099.73
  4. Step 4: Simplify right side
    14,386.14x = 160,817,871.23
  5. Step 5: Solve for x
    x = 160,817,871.23/14,386.14
  6. Step 6: Final answer
    x = 11,178.67

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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.