Home / 17,148.80-25,723.20-16,492.72

Finding the Fourth Proportional to 17,148.80, 25,723.20 and 16,492.72

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Solution

The fourth proportional to 17,148.80, 25,723.20 and 16,492.72 is: 24,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,148.80 : 25,723.20 = 16,492.72 : x
  2. Step 2: Convert to fraction form
    17,148.80/25,723.20 = 16,492.72/x
  3. Step 3: Cross multiply
    17,148.80x = 25,723.20 × 16,492.72
  4. Step 4: Simplify right side
    17,148.80x = 424,245,535.10
  5. Step 5: Solve for x
    x = 424,245,535.10/17,148.80
  6. Step 6: Final answer
    x = 24,739.08

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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.