Home / 31,759.24-43,828.14-17,612.32

Finding the Fourth Proportional to 31,759.24, 43,828.14 and 17,612.32

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Solution

The fourth proportional to 31,759.24, 43,828.14 and 17,612.32 is: 24,305.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.24 : 43,828.14 = 17,612.32 : x
  2. Step 2: Convert to fraction form
    31,759.24/43,828.14 = 17,612.32/x
  3. Step 3: Cross multiply
    31,759.24x = 43,828.14 × 17,612.32
  4. Step 4: Simplify right side
    31,759.24x = 771,915,226.68
  5. Step 5: Solve for x
    x = 771,915,226.68/31,759.24
  6. Step 6: Final answer
    x = 24,305.22

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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.