Home / 14,185.68-21,264.58-5,294.49

Finding the Fourth Proportional to 14,185.68, 21,264.58 and 5,294.49

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Solution

The fourth proportional to 14,185.68, 21,264.58 and 5,294.49 is: 7,936.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.68 : 21,264.58 = 5,294.49 : x
  2. Step 2: Convert to fraction form
    14,185.68/21,264.58 = 5,294.49/x
  3. Step 3: Cross multiply
    14,185.68x = 21,264.58 × 5,294.49
  4. Step 4: Simplify right side
    14,185.68x = 112,585,106.16
  5. Step 5: Solve for x
    x = 112,585,106.16/14,185.68
  6. Step 6: Final answer
    x = 7,936.53

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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.