Home / 30,495.41-45,731.74-10,499.25

Finding the Fourth Proportional to 30,495.41, 45,731.74 and 10,499.25

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Solution

The fourth proportional to 30,495.41, 45,731.74 and 10,499.25 is: 15,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,495.41 : 45,731.74 = 10,499.25 : x
  2. Step 2: Convert to fraction form
    30,495.41/45,731.74 = 10,499.25/x
  3. Step 3: Cross multiply
    30,495.41x = 45,731.74 × 10,499.25
  4. Step 4: Simplify right side
    30,495.41x = 480,149,006.44
  5. Step 5: Solve for x
    x = 480,149,006.44/30,495.41
  6. Step 6: Final answer
    x = 15,744.96

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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.