Home / 19,013.04-26,229.96-12,727.44

Finding the Fourth Proportional to 19,013.04, 26,229.96 and 12,727.44

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Solution

The fourth proportional to 19,013.04, 26,229.96 and 12,727.44 is: 17,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.04 : 26,229.96 = 12,727.44 : x
  2. Step 2: Convert to fraction form
    19,013.04/26,229.96 = 12,727.44/x
  3. Step 3: Cross multiply
    19,013.04x = 26,229.96 × 12,727.44
  4. Step 4: Simplify right side
    19,013.04x = 333,840,242.10
  5. Step 5: Solve for x
    x = 333,840,242.10/19,013.04
  6. Step 6: Final answer
    x = 17,558.49

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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.