Home / 31,853.17-43,958.87-17,706.25

Finding the Fourth Proportional to 31,853.17, 43,958.87 and 17,706.25

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Solution

The fourth proportional to 31,853.17, 43,958.87 and 17,706.25 is: 24,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853.17 : 43,958.87 = 17,706.25 : x
  2. Step 2: Convert to fraction form
    31,853.17/43,958.87 = 17,706.25/x
  3. Step 3: Cross multiply
    31,853.17x = 43,958.87 × 17,706.25
  4. Step 4: Simplify right side
    31,853.17x = 778,346,741.94
  5. Step 5: Solve for x
    x = 778,346,741.94/31,853.17
  6. Step 6: Final answer
    x = 24,435.46

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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.