Home / 19,674.24-27,151.76-11,176.26

Finding the Fourth Proportional to 19,674.24, 27,151.76 and 11,176.26

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Solution

The fourth proportional to 19,674.24, 27,151.76 and 11,176.26 is: 15,423.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.24 : 27,151.76 = 11,176.26 : x
  2. Step 2: Convert to fraction form
    19,674.24/27,151.76 = 11,176.26/x
  3. Step 3: Cross multiply
    19,674.24x = 27,151.76 × 11,176.26
  4. Step 4: Simplify right side
    19,674.24x = 303,455,129.22
  5. Step 5: Solve for x
    x = 303,455,129.22/19,674.24
  6. Step 6: Final answer
    x = 15,423.98

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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.