Home / 19,702.89-27,190.08-10,750.58

Finding the Fourth Proportional to 19,702.89, 27,190.08 and 10,750.58

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Solution

The fourth proportional to 19,702.89, 27,190.08 and 10,750.58 is: 14,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.89 : 27,190.08 = 10,750.58 : x
  2. Step 2: Convert to fraction form
    19,702.89/27,190.08 = 10,750.58/x
  3. Step 3: Cross multiply
    19,702.89x = 27,190.08 × 10,750.58
  4. Step 4: Simplify right side
    19,702.89x = 292,309,232.21
  5. Step 5: Solve for x
    x = 292,309,232.21/19,702.89
  6. Step 6: Final answer
    x = 14,835.85

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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.