Home / 19,495.15-29,243.81-8,252.35

Finding the Fourth Proportional to 19,495.15, 29,243.81 and 8,252.35

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Solution

The fourth proportional to 19,495.15, 29,243.81 and 8,252.35 is: 12,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,495.15 : 29,243.81 = 8,252.35 : x
  2. Step 2: Convert to fraction form
    19,495.15/29,243.81 = 8,252.35/x
  3. Step 3: Cross multiply
    19,495.15x = 29,243.81 × 8,252.35
  4. Step 4: Simplify right side
    19,495.15x = 241,330,155.45
  5. Step 5: Solve for x
    x = 241,330,155.45/19,495.15
  6. Step 6: Final answer
    x = 12,378.98

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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.