Home / 31,823.82-43,915.70-17,677.58

Finding the Fourth Proportional to 31,823.82, 43,915.70 and 17,677.58

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Solution

The fourth proportional to 31,823.82, 43,915.70 and 17,677.58 is: 24,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,823.82 : 43,915.70 = 17,677.58 : x
  2. Step 2: Convert to fraction form
    31,823.82/43,915.70 = 17,677.58/x
  3. Step 3: Cross multiply
    31,823.82x = 43,915.70 × 17,677.58
  4. Step 4: Simplify right side
    31,823.82x = 776,323,124.62
  5. Step 5: Solve for x
    x = 776,323,124.62/31,823.82
  6. Step 6: Final answer
    x = 24,394.40

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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.