Home / 14,506.20-21,764.40-8,953.08

Finding the Fourth Proportional to 14,506.20, 21,764.40 and 8,953.08

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Solution

The fourth proportional to 14,506.20, 21,764.40 and 8,953.08 is: 13,432.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,506.20 : 21,764.40 = 8,953.08 : x
  2. Step 2: Convert to fraction form
    14,506.20/21,764.40 = 8,953.08/x
  3. Step 3: Cross multiply
    14,506.20x = 21,764.40 × 8,953.08
  4. Step 4: Simplify right side
    14,506.20x = 194,858,414.35
  5. Step 5: Solve for x
    x = 194,858,414.35/14,506.20
  6. Step 6: Final answer
    x = 13,432.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.