Home / 30,113.44-45,185.58-14,336.32

Finding the Fourth Proportional to 30,113.44, 45,185.58 and 14,336.32

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Solution

The fourth proportional to 30,113.44, 45,185.58 and 14,336.32 is: 21,511.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113.44 : 45,185.58 = 14,336.32 : x
  2. Step 2: Convert to fraction form
    30,113.44/45,185.58 = 14,336.32/x
  3. Step 3: Cross multiply
    30,113.44x = 45,185.58 × 14,336.32
  4. Step 4: Simplify right side
    30,113.44x = 647,794,934.27
  5. Step 5: Solve for x
    x = 647,794,934.27/30,113.44
  6. Step 6: Final answer
    x = 21,511.82

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Double scale
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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.