Home / 30,852.12-42,575.93-16,704.93

Finding the Fourth Proportional to 30,852.12, 42,575.93 and 16,704.93

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Solution

The fourth proportional to 30,852.12, 42,575.93 and 16,704.93 is: 23,052.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,852.12 : 42,575.93 = 16,704.93 : x
  2. Step 2: Convert to fraction form
    30,852.12/42,575.93 = 16,704.93/x
  3. Step 3: Cross multiply
    30,852.12x = 42,575.93 × 16,704.93
  4. Step 4: Simplify right side
    30,852.12x = 711,227,930.33
  5. Step 5: Solve for x
    x = 711,227,930.33/30,852.12
  6. Step 6: Final answer
    x = 23,052.81

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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.