Home / 14,764.56-20,374.32-8,476.48

Finding the Fourth Proportional to 14,764.56, 20,374.32 and 8,476.48

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Solution

The fourth proportional to 14,764.56, 20,374.32 and 8,476.48 is: 11,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.56 : 20,374.32 = 8,476.48 : x
  2. Step 2: Convert to fraction form
    14,764.56/20,374.32 = 8,476.48/x
  3. Step 3: Cross multiply
    14,764.56x = 20,374.32 × 8,476.48
  4. Step 4: Simplify right side
    14,764.56x = 172,702,515.99
  5. Step 5: Solve for x
    x = 172,702,515.99/14,764.56
  6. Step 6: Final answer
    x = 11,697.10

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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.