Home / 19,196.88-28,803.64-9,344.72

Finding the Fourth Proportional to 19,196.88, 28,803.64 and 9,344.72

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Solution

The fourth proportional to 19,196.88, 28,803.64 and 9,344.72 is: 14,021.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.88 : 28,803.64 = 9,344.72 : x
  2. Step 2: Convert to fraction form
    19,196.88/28,803.64 = 9,344.72/x
  3. Step 3: Cross multiply
    19,196.88x = 28,803.64 × 9,344.72
  4. Step 4: Simplify right side
    19,196.88x = 269,161,950.78
  5. Step 5: Solve for x
    x = 269,161,950.78/19,196.88
  6. Step 6: Final answer
    x = 14,021.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.