Home / 22,894.18-31,594.67-12,822.60

Finding the Fourth Proportional to 22,894.18, 31,594.67 and 12,822.60

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Solution

The fourth proportional to 22,894.18, 31,594.67 and 12,822.60 is: 17,695.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,894.18 : 31,594.67 = 12,822.60 : x
  2. Step 2: Convert to fraction form
    22,894.18/31,594.67 = 12,822.60/x
  3. Step 3: Cross multiply
    22,894.18x = 31,594.67 × 12,822.60
  4. Step 4: Simplify right side
    22,894.18x = 405,125,815.54
  5. Step 5: Solve for x
    x = 405,125,815.54/22,894.18
  6. Step 6: Final answer
    x = 17,695.58

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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.