Home / 19,095.72-28,558.38-14,355.48

Finding the Fourth Proportional to 19,095.72, 28,558.38 and 14,355.48

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Solution

The fourth proportional to 19,095.72, 28,558.38 and 14,355.48 is: 21,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.72 : 28,558.38 = 14,355.48 : x
  2. Step 2: Convert to fraction form
    19,095.72/28,558.38 = 14,355.48/x
  3. Step 3: Cross multiply
    19,095.72x = 28,558.38 × 14,355.48
  4. Step 4: Simplify right side
    19,095.72x = 409,969,252.92
  5. Step 5: Solve for x
    x = 409,969,252.92/19,095.72
  6. Step 6: Final answer
    x = 21,469.17

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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.