Home / 21,464.76-29,622.60-12,032.58

Finding the Fourth Proportional to 21,464.76, 29,622.60 and 12,032.58

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Solution

The fourth proportional to 21,464.76, 29,622.60 and 12,032.58 is: 16,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,464.76 : 29,622.60 = 12,032.58 : x
  2. Step 2: Convert to fraction form
    21,464.76/29,622.60 = 12,032.58/x
  3. Step 3: Cross multiply
    21,464.76x = 29,622.60 × 12,032.58
  4. Step 4: Simplify right side
    21,464.76x = 356,436,304.31
  5. Step 5: Solve for x
    x = 356,436,304.31/21,464.76
  6. Step 6: Final answer
    x = 16,605.65

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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.