Home / 16,725.74-25,085.41-8,403.45

Finding the Fourth Proportional to 16,725.74, 25,085.41 and 8,403.45

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Solution

The fourth proportional to 16,725.74, 25,085.41 and 8,403.45 is: 12,603.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,725.74 : 25,085.41 = 8,403.45 : x
  2. Step 2: Convert to fraction form
    16,725.74/25,085.41 = 8,403.45/x
  3. Step 3: Cross multiply
    16,725.74x = 25,085.41 × 8,403.45
  4. Step 4: Simplify right side
    16,725.74x = 210,803,821.22
  5. Step 5: Solve for x
    x = 210,803,821.22/16,725.74
  6. Step 6: Final answer
    x = 12,603.56

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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.