Home / 23,046.17-31,806.75-12,976.58

Finding the Fourth Proportional to 23,046.17, 31,806.75 and 12,976.58

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Solution

The fourth proportional to 23,046.17, 31,806.75 and 12,976.58 is: 17,909.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,046.17 : 31,806.75 = 12,976.58 : x
  2. Step 2: Convert to fraction form
    23,046.17/31,806.75 = 12,976.58/x
  3. Step 3: Cross multiply
    23,046.17x = 31,806.75 × 12,976.58
  4. Step 4: Simplify right side
    23,046.17x = 412,742,676.88
  5. Step 5: Solve for x
    x = 412,742,676.88/23,046.17
  6. Step 6: Final answer
    x = 17,909.39

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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.