Home / 16,702.35-25,055.59-5,457.43

Finding the Fourth Proportional to 16,702.35, 25,055.59 and 5,457.43

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Solution

The fourth proportional to 16,702.35, 25,055.59 and 5,457.43 is: 8,186.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.35 : 25,055.59 = 5,457.43 : x
  2. Step 2: Convert to fraction form
    16,702.35/25,055.59 = 5,457.43/x
  3. Step 3: Cross multiply
    16,702.35x = 25,055.59 × 5,457.43
  4. Step 4: Simplify right side
    16,702.35x = 136,739,062.48
  5. Step 5: Solve for x
    x = 136,739,062.48/16,702.35
  6. Step 6: Final answer
    x = 8,186.81

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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.