Home / 19,737.41-27,228.74-12,184.04

Finding the Fourth Proportional to 19,737.41, 27,228.74 and 12,184.04

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Solution

The fourth proportional to 19,737.41, 27,228.74 and 12,184.04 is: 16,808.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,737.41 : 27,228.74 = 12,184.04 : x
  2. Step 2: Convert to fraction form
    19,737.41/27,228.74 = 12,184.04/x
  3. Step 3: Cross multiply
    19,737.41x = 27,228.74 × 12,184.04
  4. Step 4: Simplify right side
    19,737.41x = 331,755,860.25
  5. Step 5: Solve for x
    x = 331,755,860.25/19,737.41
  6. Step 6: Final answer
    x = 16,808.48

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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.