Home / 14,569.88-20,106.63-8,282.25

Finding the Fourth Proportional to 14,569.88, 20,106.63 and 8,282.25

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Solution

The fourth proportional to 14,569.88, 20,106.63 and 8,282.25 is: 11,429.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.88 : 20,106.63 = 8,282.25 : x
  2. Step 2: Convert to fraction form
    14,569.88/20,106.63 = 8,282.25/x
  3. Step 3: Cross multiply
    14,569.88x = 20,106.63 × 8,282.25
  4. Step 4: Simplify right side
    14,569.88x = 166,528,136.32
  5. Step 5: Solve for x
    x = 166,528,136.32/14,569.88
  6. Step 6: Final answer
    x = 11,429.62

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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.