Home / 22,910.86-34,344.75-12,365.07

Finding the Fourth Proportional to 22,910.86, 34,344.75 and 12,365.07

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Solution

The fourth proportional to 22,910.86, 34,344.75 and 12,365.07 is: 18,535.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,910.86 : 34,344.75 = 12,365.07 : x
  2. Step 2: Convert to fraction form
    22,910.86/34,344.75 = 12,365.07/x
  3. Step 3: Cross multiply
    22,910.86x = 34,344.75 × 12,365.07
  4. Step 4: Simplify right side
    22,910.86x = 424,675,334.15
  5. Step 5: Solve for x
    x = 424,675,334.15/22,910.86
  6. Step 6: Final answer
    x = 18,535.99

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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.