Home / 16,986.76-25,490.16-6,465.63

Finding the Fourth Proportional to 16,986.76, 25,490.16 and 6,465.63

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Solution

The fourth proportional to 16,986.76, 25,490.16 and 6,465.63 is: 9,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.76 : 25,490.16 = 6,465.63 : x
  2. Step 2: Convert to fraction form
    16,986.76/25,490.16 = 6,465.63/x
  3. Step 3: Cross multiply
    16,986.76x = 25,490.16 × 6,465.63
  4. Step 4: Simplify right side
    16,986.76x = 164,810,006.93
  5. Step 5: Solve for x
    x = 164,810,006.93/16,986.76
  6. Step 6: Final answer
    x = 9,702.26

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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.