Home / 16,695.52-23,017.92-13,865.44

Finding the Fourth Proportional to 16,695.52, 23,017.92 and 13,865.44

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Solution

The fourth proportional to 16,695.52, 23,017.92 and 13,865.44 is: 19,116.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,695.52 : 23,017.92 = 13,865.44 : x
  2. Step 2: Convert to fraction form
    16,695.52/23,017.92 = 13,865.44/x
  3. Step 3: Cross multiply
    16,695.52x = 23,017.92 × 13,865.44
  4. Step 4: Simplify right side
    16,695.52x = 319,153,588.68
  5. Step 5: Solve for x
    x = 319,153,588.68/16,695.52
  6. Step 6: Final answer
    x = 19,116.12

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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.