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Finding the Fourth Proportional to 45,282.40, 67,835.24 and 29,652.64

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Solution

The fourth proportional to 45,282.40, 67,835.24 and 29,652.64 is: 44,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,282.40 : 67,835.24 = 29,652.64 : x
  2. Step 2: Convert to fraction form
    45,282.40/67,835.24 = 29,652.64/x
  3. Step 3: Cross multiply
    45,282.40x = 67,835.24 × 29,652.64
  4. Step 4: Simplify right side
    45,282.40x = 2,011,493,951.03
  5. Step 5: Solve for x
    x = 2,011,493,951.03/45,282.40
  6. Step 6: Final answer
    x = 44,421.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.