Home / 16,922.80-25,389.38-7,570.69

Finding the Fourth Proportional to 16,922.80, 25,389.38 and 7,570.69

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Solution

The fourth proportional to 16,922.80, 25,389.38 and 7,570.69 is: 11,358.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,922.80 : 25,389.38 = 7,570.69 : x
  2. Step 2: Convert to fraction form
    16,922.80/25,389.38 = 7,570.69/x
  3. Step 3: Cross multiply
    16,922.80x = 25,389.38 × 7,570.69
  4. Step 4: Simplify right side
    16,922.80x = 192,215,017.25
  5. Step 5: Solve for x
    x = 192,215,017.25/16,922.80
  6. Step 6: Final answer
    x = 11,358.35

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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.