Home / 14,298.90-21,472.12-9,648.82

Finding the Fourth Proportional to 14,298.90, 21,472.12 and 9,648.82

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Solution

The fourth proportional to 14,298.90, 21,472.12 and 9,648.82 is: 14,489.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.90 : 21,472.12 = 9,648.82 : x
  2. Step 2: Convert to fraction form
    14,298.90/21,472.12 = 9,648.82/x
  3. Step 3: Cross multiply
    14,298.90x = 21,472.12 × 9,648.82
  4. Step 4: Simplify right side
    14,298.90x = 207,180,620.90
  5. Step 5: Solve for x
    x = 207,180,620.90/14,298.90
  6. Step 6: Final answer
    x = 14,489.27

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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.