Home / 27,070.60-40,644.30-16,702.60

Finding the Fourth Proportional to 27,070.60, 40,644.30 and 16,702.60

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Solution

The fourth proportional to 27,070.60, 40,644.30 and 16,702.60 is: 25,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.60 : 40,644.30 = 16,702.60 : x
  2. Step 2: Convert to fraction form
    27,070.60/40,644.30 = 16,702.60/x
  3. Step 3: Cross multiply
    27,070.60x = 40,644.30 × 16,702.60
  4. Step 4: Simplify right side
    27,070.60x = 678,865,485.18
  5. Step 5: Solve for x
    x = 678,865,485.18/27,070.60
  6. Step 6: Final answer
    x = 25,077.59

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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.