Home / 16,776.81-25,179.80-10,941.57

Finding the Fourth Proportional to 16,776.81, 25,179.80 and 10,941.57

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Solution

The fourth proportional to 16,776.81, 25,179.80 and 10,941.57 is: 16,421.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.81 : 25,179.80 = 10,941.57 : x
  2. Step 2: Convert to fraction form
    16,776.81/25,179.80 = 10,941.57/x
  3. Step 3: Cross multiply
    16,776.81x = 25,179.80 × 10,941.57
  4. Step 4: Simplify right side
    16,776.81x = 275,506,489.58
  5. Step 5: Solve for x
    x = 275,506,489.58/16,776.81
  6. Step 6: Final answer
    x = 16,421.86

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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.