Home / 31,979.70-44,135.16-23,899.32

Finding the Fourth Proportional to 31,979.70, 44,135.16 and 23,899.32

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Solution

The fourth proportional to 31,979.70, 44,135.16 and 23,899.32 is: 32,983.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979.70 : 44,135.16 = 23,899.32 : x
  2. Step 2: Convert to fraction form
    31,979.70/44,135.16 = 23,899.32/x
  3. Step 3: Cross multiply
    31,979.70x = 44,135.16 × 23,899.32
  4. Step 4: Simplify right side
    31,979.70x = 1,054,800,312.09
  5. Step 5: Solve for x
    x = 1,054,800,312.09/31,979.70
  6. Step 6: Final answer
    x = 32,983.43

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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.