Home / 14,180.38-19,573.32-9,702.44

Finding the Fourth Proportional to 14,180.38, 19,573.32 and 9,702.44

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Solution

The fourth proportional to 14,180.38, 19,573.32 and 9,702.44 is: 13,392.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.38 : 19,573.32 = 9,702.44 : x
  2. Step 2: Convert to fraction form
    14,180.38/19,573.32 = 9,702.44/x
  3. Step 3: Cross multiply
    14,180.38x = 19,573.32 × 9,702.44
  4. Step 4: Simplify right side
    14,180.38x = 189,908,962.90
  5. Step 5: Solve for x
    x = 189,908,962.90/14,180.38
  6. Step 6: Final answer
    x = 13,392.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.