Home / 34,826.01-48,060.89-20,486.90

Finding the Fourth Proportional to 34,826.01, 48,060.89 and 20,486.90

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Solution

The fourth proportional to 34,826.01, 48,060.89 and 20,486.90 is: 28,272.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,826.01 : 48,060.89 = 20,486.90 : x
  2. Step 2: Convert to fraction form
    34,826.01/48,060.89 = 20,486.90/x
  3. Step 3: Cross multiply
    34,826.01x = 48,060.89 × 20,486.90
  4. Step 4: Simplify right side
    34,826.01x = 984,618,304.60
  5. Step 5: Solve for x
    x = 984,618,304.60/34,826.01
  6. Step 6: Final answer
    x = 28,272.50

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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.