Home / 14,385.20-21,576.78-5,024.43

Finding the Fourth Proportional to 14,385.20, 21,576.78 and 5,024.43

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Solution

The fourth proportional to 14,385.20, 21,576.78 and 5,024.43 is: 7,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385.20 : 21,576.78 = 5,024.43 : x
  2. Step 2: Convert to fraction form
    14,385.20/21,576.78 = 5,024.43/x
  3. Step 3: Cross multiply
    14,385.20x = 21,576.78 × 5,024.43
  4. Step 4: Simplify right side
    14,385.20x = 108,411,020.74
  5. Step 5: Solve for x
    x = 108,411,020.74/14,385.20
  6. Step 6: Final answer
    x = 7,536.29

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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.