Home / 14,905.08-22,380.30-12,727.80

Finding the Fourth Proportional to 14,905.08, 22,380.30 and 12,727.80

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Solution

The fourth proportional to 14,905.08, 22,380.30 and 12,727.80 is: 19,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.08 : 22,380.30 = 12,727.80 : x
  2. Step 2: Convert to fraction form
    14,905.08/22,380.30 = 12,727.80/x
  3. Step 3: Cross multiply
    14,905.08x = 22,380.30 × 12,727.80
  4. Step 4: Simplify right side
    14,905.08x = 284,851,982.34
  5. Step 5: Solve for x
    x = 284,851,982.34/14,905.08
  6. Step 6: Final answer
    x = 19,111.07

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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.