Home / 30,852.05-42,575.76-16,704.92

Finding the Fourth Proportional to 30,852.05, 42,575.76 and 16,704.92

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Solution

The fourth proportional to 30,852.05, 42,575.76 and 16,704.92 is: 23,052.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,852.05 : 42,575.76 = 16,704.92 : x
  2. Step 2: Convert to fraction form
    30,852.05/42,575.76 = 16,704.92/x
  3. Step 3: Cross multiply
    30,852.05x = 42,575.76 × 16,704.92
  4. Step 4: Simplify right side
    30,852.05x = 711,224,771.18
  5. Step 5: Solve for x
    x = 711,224,771.18/30,852.05
  6. Step 6: Final answer
    x = 23,052.76

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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.