Home / 23,085.04-31,857.30-12,474.64

Finding the Fourth Proportional to 23,085.04, 31,857.30 and 12,474.64

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Solution

The fourth proportional to 23,085.04, 31,857.30 and 12,474.64 is: 17,214.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,085.04 : 31,857.30 = 12,474.64 : x
  2. Step 2: Convert to fraction form
    23,085.04/31,857.30 = 12,474.64/x
  3. Step 3: Cross multiply
    23,085.04x = 31,857.30 × 12,474.64
  4. Step 4: Simplify right side
    23,085.04x = 397,408,348.87
  5. Step 5: Solve for x
    x = 397,408,348.87/23,085.04
  6. Step 6: Final answer
    x = 17,214.97

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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.