Home / 17,488.77-24,126.81-11,821.44

Finding the Fourth Proportional to 17,488.77, 24,126.81 and 11,821.44

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Solution

The fourth proportional to 17,488.77, 24,126.81 and 11,821.44 is: 16,308.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,488.77 : 24,126.81 = 11,821.44 : x
  2. Step 2: Convert to fraction form
    17,488.77/24,126.81 = 11,821.44/x
  3. Step 3: Cross multiply
    17,488.77x = 24,126.81 × 11,821.44
  4. Step 4: Simplify right side
    17,488.77x = 285,213,636.81
  5. Step 5: Solve for x
    x = 285,213,636.81/17,488.77
  6. Step 6: Final answer
    x = 16,308.39

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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.