Home / 31,397.91-43,331.52-17,973.37

Finding the Fourth Proportional to 31,397.91, 43,331.52 and 17,973.37

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Solution

The fourth proportional to 31,397.91, 43,331.52 and 17,973.37 is: 24,804.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,397.91 : 43,331.52 = 17,973.37 : x
  2. Step 2: Convert to fraction form
    31,397.91/43,331.52 = 17,973.37/x
  3. Step 3: Cross multiply
    31,397.91x = 43,331.52 × 17,973.37
  4. Step 4: Simplify right side
    31,397.91x = 778,813,441.62
  5. Step 5: Solve for x
    x = 778,813,441.62/31,397.91
  6. Step 6: Final answer
    x = 24,804.63

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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.