Home / 31,199.58-43,058.39-17,054.55

Finding the Fourth Proportional to 31,199.58, 43,058.39 and 17,054.55

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Solution

The fourth proportional to 31,199.58, 43,058.39 and 17,054.55 is: 23,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,199.58 : 43,058.39 = 17,054.55 : x
  2. Step 2: Convert to fraction form
    31,199.58/43,058.39 = 17,054.55/x
  3. Step 3: Cross multiply
    31,199.58x = 43,058.39 × 17,054.55
  4. Step 4: Simplify right side
    31,199.58x = 734,341,379.90
  5. Step 5: Solve for x
    x = 734,341,379.90/31,199.58
  6. Step 6: Final answer
    x = 23,536.90

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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.