Home / 13,552.86-20,336.58-12,925.92

Finding the Fourth Proportional to 13,552.86, 20,336.58 and 12,925.92

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Solution

The fourth proportional to 13,552.86, 20,336.58 and 12,925.92 is: 19,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.86 : 20,336.58 = 12,925.92 : x
  2. Step 2: Convert to fraction form
    13,552.86/20,336.58 = 12,925.92/x
  3. Step 3: Cross multiply
    13,552.86x = 20,336.58 × 12,925.92
  4. Step 4: Simplify right side
    13,552.86x = 262,869,006.15
  5. Step 5: Solve for x
    x = 262,869,006.15/13,552.86
  6. Step 6: Final answer
    x = 19,395.83

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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.