Home / 14,527.55-20,044.11-8,239.79

Finding the Fourth Proportional to 14,527.55, 20,044.11 and 8,239.79

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Solution

The fourth proportional to 14,527.55, 20,044.11 and 8,239.79 is: 11,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,527.55 : 20,044.11 = 8,239.79 : x
  2. Step 2: Convert to fraction form
    14,527.55/20,044.11 = 8,239.79/x
  3. Step 3: Cross multiply
    14,527.55x = 20,044.11 × 8,239.79
  4. Step 4: Simplify right side
    14,527.55x = 165,159,156.92
  5. Step 5: Solve for x
    x = 165,159,156.92/14,527.55
  6. Step 6: Final answer
    x = 11,368.69

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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.