Home / 32,420.68-48,611.55-12,675.71

Finding the Fourth Proportional to 32,420.68, 48,611.55 and 12,675.71

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Solution

The fourth proportional to 32,420.68, 48,611.55 and 12,675.71 is: 19,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,420.68 : 48,611.55 = 12,675.71 : x
  2. Step 2: Convert to fraction form
    32,420.68/48,611.55 = 12,675.71/x
  3. Step 3: Cross multiply
    32,420.68x = 48,611.55 × 12,675.71
  4. Step 4: Simplify right side
    32,420.68x = 616,185,910.45
  5. Step 5: Solve for x
    x = 616,185,910.45/32,420.68
  6. Step 6: Final answer
    x = 19,005.95

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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.