Home / 32,238.40-48,340.20-12,511.68

Finding the Fourth Proportional to 32,238.40, 48,340.20 and 12,511.68

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Solution

The fourth proportional to 32,238.40, 48,340.20 and 12,511.68 is: 18,760.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,238.40 : 48,340.20 = 12,511.68 : x
  2. Step 2: Convert to fraction form
    32,238.40/48,340.20 = 12,511.68/x
  3. Step 3: Cross multiply
    32,238.40x = 48,340.20 × 12,511.68
  4. Step 4: Simplify right side
    32,238.40x = 604,817,113.54
  5. Step 5: Solve for x
    x = 604,817,113.54/32,238.40
  6. Step 6: Final answer
    x = 18,760.77

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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.