Home / 19,630.40-27,096.04-12,079.04

Finding the Fourth Proportional to 19,630.40, 27,096.04 and 12,079.04

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Solution

The fourth proportional to 19,630.40, 27,096.04 and 12,079.04 is: 16,672.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,630.40 : 27,096.04 = 12,079.04 : x
  2. Step 2: Convert to fraction form
    19,630.40/27,096.04 = 12,079.04/x
  3. Step 3: Cross multiply
    19,630.40x = 27,096.04 × 12,079.04
  4. Step 4: Simplify right side
    19,630.40x = 327,294,151.00
  5. Step 5: Solve for x
    x = 327,294,151.00/19,630.40
  6. Step 6: Final answer
    x = 16,672.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.