Home / 34,904.60-48,161.82-20,760.92

Finding the Fourth Proportional to 34,904.60, 48,161.82 and 20,760.92

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Solution

The fourth proportional to 34,904.60, 48,161.82 and 20,760.92 is: 28,646.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,904.60 : 48,161.82 = 20,760.92 : x
  2. Step 2: Convert to fraction form
    34,904.60/48,161.82 = 20,760.92/x
  3. Step 3: Cross multiply
    34,904.60x = 48,161.82 × 20,760.92
  4. Step 4: Simplify right side
    34,904.60x = 999,883,692.07
  5. Step 5: Solve for x
    x = 999,883,692.07/34,904.60
  6. Step 6: Final answer
    x = 28,646.19

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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.