Home / 34,185.04-47,175.36-18,871.59

Finding the Fourth Proportional to 34,185.04, 47,175.36 and 18,871.59

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Solution

The fourth proportional to 34,185.04, 47,175.36 and 18,871.59 is: 26,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,185.04 : 47,175.36 = 18,871.59 : x
  2. Step 2: Convert to fraction form
    34,185.04/47,175.36 = 18,871.59/x
  3. Step 3: Cross multiply
    34,185.04x = 47,175.36 × 18,871.59
  4. Step 4: Simplify right side
    34,185.04x = 890,274,052.02
  5. Step 5: Solve for x
    x = 890,274,052.02/34,185.04
  6. Step 6: Final answer
    x = 26,042.80

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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.