Home / 17,815.05-24,617.30-16,950.39

Finding the Fourth Proportional to 17,815.05, 24,617.30 and 16,950.39

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Solution

The fourth proportional to 17,815.05, 24,617.30 and 16,950.39 is: 23,422.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815.05 : 24,617.30 = 16,950.39 : x
  2. Step 2: Convert to fraction form
    17,815.05/24,617.30 = 16,950.39/x
  3. Step 3: Cross multiply
    17,815.05x = 24,617.30 × 16,950.39
  4. Step 4: Simplify right side
    17,815.05x = 417,272,894.77
  5. Step 5: Solve for x
    x = 417,272,894.77/17,815.05
  6. Step 6: Final answer
    x = 23,422.49

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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.