Home / 17,282.80-25,931.48-10,276.20

Finding the Fourth Proportional to 17,282.80, 25,931.48 and 10,276.20

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Solution

The fourth proportional to 17,282.80, 25,931.48 and 10,276.20 is: 15,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,282.80 : 25,931.48 = 10,276.20 : x
  2. Step 2: Convert to fraction form
    17,282.80/25,931.48 = 10,276.20/x
  3. Step 3: Cross multiply
    17,282.80x = 25,931.48 × 10,276.20
  4. Step 4: Simplify right side
    17,282.80x = 266,477,074.78
  5. Step 5: Solve for x
    x = 266,477,074.78/17,282.80
  6. Step 6: Final answer
    x = 15,418.63

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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.