Home / 14,906.09-20,571.48-8,937.63

Finding the Fourth Proportional to 14,906.09, 20,571.48 and 8,937.63

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Solution

The fourth proportional to 14,906.09, 20,571.48 and 8,937.63 is: 12,334.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906.09 : 20,571.48 = 8,937.63 : x
  2. Step 2: Convert to fraction form
    14,906.09/20,571.48 = 8,937.63/x
  3. Step 3: Cross multiply
    14,906.09x = 20,571.48 × 8,937.63
  4. Step 4: Simplify right side
    14,906.09x = 183,860,276.79
  5. Step 5: Solve for x
    x = 183,860,276.79/14,906.09
  6. Step 6: Final answer
    x = 12,334.57

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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.