Home / 14,914.72-20,571.60-9,252.76

Finding the Fourth Proportional to 14,914.72, 20,571.60 and 9,252.76

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Solution

The fourth proportional to 14,914.72, 20,571.60 and 9,252.76 is: 12,762.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,914.72 : 20,571.60 = 9,252.76 : x
  2. Step 2: Convert to fraction form
    14,914.72/20,571.60 = 9,252.76/x
  3. Step 3: Cross multiply
    14,914.72x = 20,571.60 × 9,252.76
  4. Step 4: Simplify right side
    14,914.72x = 190,344,077.62
  5. Step 5: Solve for x
    x = 190,344,077.62/14,914.72
  6. Step 6: Final answer
    x = 12,762.16

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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.