Home / 43,103.84-59,512.58-31,774.64

Finding the Fourth Proportional to 43,103.84, 59,512.58 and 31,774.64

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Solution

The fourth proportional to 43,103.84, 59,512.58 and 31,774.64 is: 43,870.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,103.84 : 59,512.58 = 31,774.64 : x
  2. Step 2: Convert to fraction form
    43,103.84/59,512.58 = 31,774.64/x
  3. Step 3: Cross multiply
    43,103.84x = 59,512.58 × 31,774.64
  4. Step 4: Simplify right side
    43,103.84x = 1,890,990,804.97
  5. Step 5: Solve for x
    x = 1,890,990,804.97/43,103.84
  6. Step 6: Final answer
    x = 43,870.59

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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.