Home / 18,497.34-25,536.20-12,456.23

Finding the Fourth Proportional to 18,497.34, 25,536.20 and 12,456.23

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Solution

The fourth proportional to 18,497.34, 25,536.20 and 12,456.23 is: 17,196.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497.34 : 25,536.20 = 12,456.23 : x
  2. Step 2: Convert to fraction form
    18,497.34/25,536.20 = 12,456.23/x
  3. Step 3: Cross multiply
    18,497.34x = 25,536.20 × 12,456.23
  4. Step 4: Simplify right side
    18,497.34x = 318,084,590.56
  5. Step 5: Solve for x
    x = 318,084,590.56/18,497.34
  6. Step 6: Final answer
    x = 17,196.23

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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.