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Finding the Fourth Proportional to 52,451.53, 72,410.53 and 40,941.76

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Solution

The fourth proportional to 52,451.53, 72,410.53 and 40,941.76 is: 56,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,451.53 : 72,410.53 = 40,941.76 : x
  2. Step 2: Convert to fraction form
    52,451.53/72,410.53 = 40,941.76/x
  3. Step 3: Cross multiply
    52,451.53x = 72,410.53 × 40,941.76
  4. Step 4: Simplify right side
    52,451.53x = 2,964,614,540.73
  5. Step 5: Solve for x
    x = 2,964,614,540.73/52,451.53
  6. Step 6: Final answer
    x = 56,521.03

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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.