Home / 14,489.69-19,994.67-8,823.81

Finding the Fourth Proportional to 14,489.69, 19,994.67 and 8,823.81

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Solution

The fourth proportional to 14,489.69, 19,994.67 and 8,823.81 is: 12,176.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489.69 : 19,994.67 = 8,823.81 : x
  2. Step 2: Convert to fraction form
    14,489.69/19,994.67 = 8,823.81/x
  3. Step 3: Cross multiply
    14,489.69x = 19,994.67 × 8,823.81
  4. Step 4: Simplify right side
    14,489.69x = 176,429,169.09
  5. Step 5: Solve for x
    x = 176,429,169.09/14,489.69
  6. Step 6: Final answer
    x = 12,176.19

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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.