Home / 31,369.06-43,292.75-17,941.57

Finding the Fourth Proportional to 31,369.06, 43,292.75 and 17,941.57

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Solution

The fourth proportional to 31,369.06, 43,292.75 and 17,941.57 is: 24,761.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,369.06 : 43,292.75 = 17,941.57 : x
  2. Step 2: Convert to fraction form
    31,369.06/43,292.75 = 17,941.57/x
  3. Step 3: Cross multiply
    31,369.06x = 43,292.75 × 17,941.57
  4. Step 4: Simplify right side
    31,369.06x = 776,739,904.62
  5. Step 5: Solve for x
    x = 776,739,904.62/31,369.06
  6. Step 6: Final answer
    x = 24,761.34

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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.