Home / 34,950.60-48,238.47-20,811.24

Finding the Fourth Proportional to 34,950.60, 48,238.47 and 20,811.24

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Solution

The fourth proportional to 34,950.60, 48,238.47 and 20,811.24 is: 28,723.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,950.60 : 48,238.47 = 20,811.24 : x
  2. Step 2: Convert to fraction form
    34,950.60/48,238.47 = 20,811.24/x
  3. Step 3: Cross multiply
    34,950.60x = 48,238.47 × 20,811.24
  4. Step 4: Simplify right side
    34,950.60x = 1,003,902,376.40
  5. Step 5: Solve for x
    x = 1,003,902,376.40/34,950.60
  6. Step 6: Final answer
    x = 28,723.47

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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.