Home / 14,763.56-20,374.62-8,476.88

Finding the Fourth Proportional to 14,763.56, 20,374.62 and 8,476.88

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Solution

The fourth proportional to 14,763.56, 20,374.62 and 8,476.88 is: 11,698.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,763.56 : 20,374.62 = 8,476.88 : x
  2. Step 2: Convert to fraction form
    14,763.56/20,374.62 = 8,476.88/x
  3. Step 3: Cross multiply
    14,763.56x = 20,374.62 × 8,476.88
  4. Step 4: Simplify right side
    14,763.56x = 172,713,208.79
  5. Step 5: Solve for x
    x = 172,713,208.79/14,763.56
  6. Step 6: Final answer
    x = 11,698.62

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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.