Home / 27,170.32-40,729.56-9,630.58

Finding the Fourth Proportional to 27,170.32, 40,729.56 and 9,630.58

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Solution

The fourth proportional to 27,170.32, 40,729.56 and 9,630.58 is: 14,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,170.32 : 40,729.56 = 9,630.58 : x
  2. Step 2: Convert to fraction form
    27,170.32/40,729.56 = 9,630.58/x
  3. Step 3: Cross multiply
    27,170.32x = 40,729.56 × 9,630.58
  4. Step 4: Simplify right side
    27,170.32x = 392,249,285.94
  5. Step 5: Solve for x
    x = 392,249,285.94/27,170.32
  6. Step 6: Final answer
    x = 14,436.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.