Home / 18,600.02-27,909.60-12,364.34

Finding the Fourth Proportional to 18,600.02, 27,909.60 and 12,364.34

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Solution

The fourth proportional to 18,600.02, 27,909.60 and 12,364.34 is: 18,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.02 : 27,909.60 = 12,364.34 : x
  2. Step 2: Convert to fraction form
    18,600.02/27,909.60 = 12,364.34/x
  3. Step 3: Cross multiply
    18,600.02x = 27,909.60 × 12,364.34
  4. Step 4: Simplify right side
    18,600.02x = 345,083,783.66
  5. Step 5: Solve for x
    x = 345,083,783.66/18,600.02
  6. Step 6: Final answer
    x = 18,552.87

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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.