Home / 14,732.24-20,330.40-8,360.08

Finding the Fourth Proportional to 14,732.24, 20,330.40 and 8,360.08

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Solution

The fourth proportional to 14,732.24, 20,330.40 and 8,360.08 is: 11,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.24 : 20,330.40 = 8,360.08 : x
  2. Step 2: Convert to fraction form
    14,732.24/20,330.40 = 8,360.08/x
  3. Step 3: Cross multiply
    14,732.24x = 20,330.40 × 8,360.08
  4. Step 4: Simplify right side
    14,732.24x = 169,963,770.43
  5. Step 5: Solve for x
    x = 169,963,770.43/14,732.24
  6. Step 6: Final answer
    x = 11,536.86

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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.