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Finding the Fourth Proportional to 32,419.81, 48,610.26 and 12,674.83

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Solution

The fourth proportional to 32,419.81, 48,610.26 and 12,674.83 is: 19,004.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,419.81 : 48,610.26 = 12,674.83 : x
  2. Step 2: Convert to fraction form
    32,419.81/48,610.26 = 12,674.83/x
  3. Step 3: Cross multiply
    32,419.81x = 48,610.26 × 12,674.83
  4. Step 4: Simplify right side
    32,419.81x = 616,126,781.76
  5. Step 5: Solve for x
    x = 616,126,781.76/32,419.81
  6. Step 6: Final answer
    x = 19,004.64

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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.