Home / 14,895.45-20,562.72-8,606.61

Finding the Fourth Proportional to 14,895.45, 20,562.72 and 8,606.61

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Solution

The fourth proportional to 14,895.45, 20,562.72 and 8,606.61 is: 11,881.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,895.45 : 20,562.72 = 8,606.61 : x
  2. Step 2: Convert to fraction form
    14,895.45/20,562.72 = 8,606.61/x
  3. Step 3: Cross multiply
    14,895.45x = 20,562.72 × 8,606.61
  4. Step 4: Simplify right side
    14,895.45x = 176,975,311.58
  5. Step 5: Solve for x
    x = 176,975,311.58/14,895.45
  6. Step 6: Final answer
    x = 11,881.17

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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.