Home / 19,003.26-26,218.08-11,038.93

Finding the Fourth Proportional to 19,003.26, 26,218.08 and 11,038.93

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Solution

The fourth proportional to 19,003.26, 26,218.08 and 11,038.93 is: 15,229.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.26 : 26,218.08 = 11,038.93 : x
  2. Step 2: Convert to fraction form
    19,003.26/26,218.08 = 11,038.93/x
  3. Step 3: Cross multiply
    19,003.26x = 26,218.08 × 11,038.93
  4. Step 4: Simplify right side
    19,003.26x = 289,419,549.85
  5. Step 5: Solve for x
    x = 289,419,549.85/19,003.26
  6. Step 6: Final answer
    x = 15,229.99

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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.