Home / 34,100.75-47,060.51-18,993.42

Finding the Fourth Proportional to 34,100.75, 47,060.51 and 18,993.42

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Solution

The fourth proportional to 34,100.75, 47,060.51 and 18,993.42 is: 26,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,100.75 : 47,060.51 = 18,993.42 : x
  2. Step 2: Convert to fraction form
    34,100.75/47,060.51 = 18,993.42/x
  3. Step 3: Cross multiply
    34,100.75x = 47,060.51 × 18,993.42
  4. Step 4: Simplify right side
    34,100.75x = 893,839,936.88
  5. Step 5: Solve for x
    x = 893,839,936.88/34,100.75
  6. Step 6: Final answer
    x = 26,211.74

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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.