Home / 16,944.60-23,369.10-13,401.66

Finding the Fourth Proportional to 16,944.60, 23,369.10 and 13,401.66

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Solution

The fourth proportional to 16,944.60, 23,369.10 and 13,401.66 is: 18,482.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,944.60 : 23,369.10 = 13,401.66 : x
  2. Step 2: Convert to fraction form
    16,944.60/23,369.10 = 13,401.66/x
  3. Step 3: Cross multiply
    16,944.60x = 23,369.10 × 13,401.66
  4. Step 4: Simplify right side
    16,944.60x = 313,184,732.71
  5. Step 5: Solve for x
    x = 313,184,732.71/16,944.60
  6. Step 6: Final answer
    x = 18,482.86

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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.