Home / 32,409.12-48,594.48-12,419.76

Finding the Fourth Proportional to 32,409.12, 48,594.48 and 12,419.76

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Solution

The fourth proportional to 32,409.12, 48,594.48 and 12,419.76 is: 18,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,409.12 : 48,594.48 = 12,419.76 : x
  2. Step 2: Convert to fraction form
    32,409.12/48,594.48 = 12,419.76/x
  3. Step 3: Cross multiply
    32,409.12x = 48,594.48 × 12,419.76
  4. Step 4: Simplify right side
    32,409.12x = 603,531,778.92
  5. Step 5: Solve for x
    x = 603,531,778.92/32,409.12
  6. Step 6: Final answer
    x = 18,622.28

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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.