Home / 16,512.54-24,733.76-12,985.80

Finding the Fourth Proportional to 16,512.54, 24,733.76 and 12,985.80

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Solution

The fourth proportional to 16,512.54, 24,733.76 and 12,985.80 is: 19,451.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.54 : 24,733.76 = 12,985.80 : x
  2. Step 2: Convert to fraction form
    16,512.54/24,733.76 = 12,985.80/x
  3. Step 3: Cross multiply
    16,512.54x = 24,733.76 × 12,985.80
  4. Step 4: Simplify right side
    16,512.54x = 321,187,660.61
  5. Step 5: Solve for x
    x = 321,187,660.61/16,512.54
  6. Step 6: Final answer
    x = 19,451.14

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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.