Home / 16,776.95-23,160.85-13,194.14

Finding the Fourth Proportional to 16,776.95, 23,160.85 and 13,194.14

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Solution

The fourth proportional to 16,776.95, 23,160.85 and 13,194.14 is: 18,214.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.95 : 23,160.85 = 13,194.14 : x
  2. Step 2: Convert to fraction form
    16,776.95/23,160.85 = 13,194.14/x
  3. Step 3: Cross multiply
    16,776.95x = 23,160.85 × 13,194.14
  4. Step 4: Simplify right side
    16,776.95x = 305,587,348.63
  5. Step 5: Solve for x
    x = 305,587,348.63/16,776.95
  6. Step 6: Final answer
    x = 18,214.72

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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.