Home / 51,168.12-76,770.54-17,897.34

Finding the Fourth Proportional to 51,168.12, 76,770.54 and 17,897.34

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Solution

The fourth proportional to 51,168.12, 76,770.54 and 17,897.34 is: 26,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,168.12 : 76,770.54 = 17,897.34 : x
  2. Step 2: Convert to fraction form
    51,168.12/76,770.54 = 17,897.34/x
  3. Step 3: Cross multiply
    51,168.12x = 76,770.54 × 17,897.34
  4. Step 4: Simplify right side
    51,168.12x = 1,373,988,456.36
  5. Step 5: Solve for x
    x = 1,373,988,456.36/51,168.12
  6. Step 6: Final answer
    x = 26,852.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.