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Finding the Fourth Proportional to 32,404.60, 48,606.90 and 12,697.24

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Solution

The fourth proportional to 32,404.60, 48,606.90 and 12,697.24 is: 19,045.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,404.60 : 48,606.90 = 12,697.24 : x
  2. Step 2: Convert to fraction form
    32,404.60/48,606.90 = 12,697.24/x
  3. Step 3: Cross multiply
    32,404.60x = 48,606.90 × 12,697.24
  4. Step 4: Simplify right side
    32,404.60x = 617,173,474.96
  5. Step 5: Solve for x
    x = 617,173,474.96/32,404.60
  6. Step 6: Final answer
    x = 19,045.86

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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.