Home / 14,173.84-19,549.92-10,136.80

Finding the Fourth Proportional to 14,173.84, 19,549.92 and 10,136.80

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Solution

The fourth proportional to 14,173.84, 19,549.92 and 10,136.80 is: 13,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.84 : 19,549.92 = 10,136.80 : x
  2. Step 2: Convert to fraction form
    14,173.84/19,549.92 = 10,136.80/x
  3. Step 3: Cross multiply
    14,173.84x = 19,549.92 × 10,136.80
  4. Step 4: Simplify right side
    14,173.84x = 198,173,629.06
  5. Step 5: Solve for x
    x = 198,173,629.06/14,173.84
  6. Step 6: Final answer
    x = 13,981.65

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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.