Home / 14,952.48-20,634.50-8,238.74

Finding the Fourth Proportional to 14,952.48, 20,634.50 and 8,238.74

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Solution

The fourth proportional to 14,952.48, 20,634.50 and 8,238.74 is: 11,369.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,952.48 : 20,634.50 = 8,238.74 : x
  2. Step 2: Convert to fraction form
    14,952.48/20,634.50 = 8,238.74/x
  3. Step 3: Cross multiply
    14,952.48x = 20,634.50 × 8,238.74
  4. Step 4: Simplify right side
    14,952.48x = 170,002,136.16
  5. Step 5: Solve for x
    x = 170,002,136.16/14,952.48
  6. Step 6: Final answer
    x = 11,369.49

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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.