Home / 31,395.92-43,364.70-23,473.28

Finding the Fourth Proportional to 31,395.92, 43,364.70 and 23,473.28

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Solution

The fourth proportional to 31,395.92, 43,364.70 and 23,473.28 is: 32,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,395.92 : 43,364.70 = 23,473.28 : x
  2. Step 2: Convert to fraction form
    31,395.92/43,364.70 = 23,473.28/x
  3. Step 3: Cross multiply
    31,395.92x = 43,364.70 × 23,473.28
  4. Step 4: Simplify right side
    31,395.92x = 1,017,911,745.22
  5. Step 5: Solve for x
    x = 1,017,911,745.22/31,395.92
  6. Step 6: Final answer
    x = 32,421.78

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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.