Home / 16,702.12-23,043.20-9,526.88

Finding the Fourth Proportional to 16,702.12, 23,043.20 and 9,526.88

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Solution

The fourth proportional to 16,702.12, 23,043.20 and 9,526.88 is: 13,143.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.12 : 23,043.20 = 9,526.88 : x
  2. Step 2: Convert to fraction form
    16,702.12/23,043.20 = 9,526.88/x
  3. Step 3: Cross multiply
    16,702.12x = 23,043.20 × 9,526.88
  4. Step 4: Simplify right side
    16,702.12x = 219,529,801.22
  5. Step 5: Solve for x
    x = 219,529,801.22/16,702.12
  6. Step 6: Final answer
    x = 13,143.83

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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.