Home / 14,529.29-20,054.72-8,562.88

Finding the Fourth Proportional to 14,529.29, 20,054.72 and 8,562.88

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Solution

The fourth proportional to 14,529.29, 20,054.72 and 8,562.88 is: 11,819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.29 : 20,054.72 = 8,562.88 : x
  2. Step 2: Convert to fraction form
    14,529.29/20,054.72 = 8,562.88/x
  3. Step 3: Cross multiply
    14,529.29x = 20,054.72 × 8,562.88
  4. Step 4: Simplify right side
    14,529.29x = 171,726,207.27
  5. Step 5: Solve for x
    x = 171,726,207.27/14,529.29
  6. Step 6: Final answer
    x = 11,819.31

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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.