Home / 14,391.77-19,849.38-9,357.62

Finding the Fourth Proportional to 14,391.77, 19,849.38 and 9,357.62

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Solution

The fourth proportional to 14,391.77, 19,849.38 and 9,357.62 is: 12,906.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.77 : 19,849.38 = 9,357.62 : x
  2. Step 2: Convert to fraction form
    14,391.77/19,849.38 = 9,357.62/x
  3. Step 3: Cross multiply
    14,391.77x = 19,849.38 × 9,357.62
  4. Step 4: Simplify right side
    14,391.77x = 185,742,856.03
  5. Step 5: Solve for x
    x = 185,742,856.03/14,391.77
  6. Step 6: Final answer
    x = 12,906.19

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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.