Home / 19,066.86-26,289.39-16,409.70

Finding the Fourth Proportional to 19,066.86, 26,289.39 and 16,409.70

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Solution

The fourth proportional to 19,066.86, 26,289.39 and 16,409.70 is: 22,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,066.86 : 26,289.39 = 16,409.70 : x
  2. Step 2: Convert to fraction form
    19,066.86/26,289.39 = 16,409.70/x
  3. Step 3: Cross multiply
    19,066.86x = 26,289.39 × 16,409.70
  4. Step 4: Simplify right side
    19,066.86x = 431,401,003.08
  5. Step 5: Solve for x
    x = 431,401,003.08/19,066.86
  6. Step 6: Final answer
    x = 22,625.70

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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.