Home / 31,242.75-43,115.00-17,095.70

Finding the Fourth Proportional to 31,242.75, 43,115.00 and 17,095.70

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Solution

The fourth proportional to 31,242.75, 43,115.00 and 17,095.70 is: 23,592.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,242.75 : 43,115.00 = 17,095.70 : x
  2. Step 2: Convert to fraction form
    31,242.75/43,115.00 = 17,095.70/x
  3. Step 3: Cross multiply
    31,242.75x = 43,115.00 × 17,095.70
  4. Step 4: Simplify right side
    31,242.75x = 737,080,804.45
  5. Step 5: Solve for x
    x = 737,080,804.45/31,242.75
  6. Step 6: Final answer
    x = 23,592.06

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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.