Home / 30,948.55-42,611.88-27,310.84

Finding the Fourth Proportional to 30,948.55, 42,611.88 and 27,310.84

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Solution

The fourth proportional to 30,948.55, 42,611.88 and 27,310.84 is: 37,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,948.55 : 42,611.88 = 27,310.84 : x
  2. Step 2: Convert to fraction form
    30,948.55/42,611.88 = 27,310.84/x
  3. Step 3: Cross multiply
    30,948.55x = 42,611.88 × 27,310.84
  4. Step 4: Simplify right side
    30,948.55x = 1,163,766,236.78
  5. Step 5: Solve for x
    x = 1,163,766,236.78/30,948.55
  6. Step 6: Final answer
    x = 37,603.26

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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.