Home / 19,149.50-26,426.36-11,196.11

Finding the Fourth Proportional to 19,149.50, 26,426.36 and 11,196.11

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Solution

The fourth proportional to 19,149.50, 26,426.36 and 11,196.11 is: 15,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.50 : 26,426.36 = 11,196.11 : x
  2. Step 2: Convert to fraction form
    19,149.50/26,426.36 = 11,196.11/x
  3. Step 3: Cross multiply
    19,149.50x = 26,426.36 × 11,196.11
  4. Step 4: Simplify right side
    19,149.50x = 295,872,433.46
  5. Step 5: Solve for x
    x = 295,872,433.46/19,149.50
  6. Step 6: Final answer
    x = 15,450.66

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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.