Home / 14,111.29-21,162.61-9,756.73

Finding the Fourth Proportional to 14,111.29, 21,162.61 and 9,756.73

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Solution

The fourth proportional to 14,111.29, 21,162.61 and 9,756.73 is: 14,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111.29 : 21,162.61 = 9,756.73 : x
  2. Step 2: Convert to fraction form
    14,111.29/21,162.61 = 9,756.73/x
  3. Step 3: Cross multiply
    14,111.29x = 21,162.61 × 9,756.73
  4. Step 4: Simplify right side
    14,111.29x = 206,477,871.87
  5. Step 5: Solve for x
    x = 206,477,871.87/14,111.29
  6. Step 6: Final answer
    x = 14,632.10

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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.