Home / 17,385.35-23,963.76-13,602.44

Finding the Fourth Proportional to 17,385.35, 23,963.76 and 13,602.44

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Solution

The fourth proportional to 17,385.35, 23,963.76 and 13,602.44 is: 18,749.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385.35 : 23,963.76 = 13,602.44 : x
  2. Step 2: Convert to fraction form
    17,385.35/23,963.76 = 13,602.44/x
  3. Step 3: Cross multiply
    17,385.35x = 23,963.76 × 13,602.44
  4. Step 4: Simplify right side
    17,385.35x = 325,965,487.76
  5. Step 5: Solve for x
    x = 325,965,487.76/17,385.35
  6. Step 6: Final answer
    x = 18,749.44

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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.