Home / 16,730.90-25,100.56-11,810.14

Finding the Fourth Proportional to 16,730.90, 25,100.56 and 11,810.14

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Solution

The fourth proportional to 16,730.90, 25,100.56 and 11,810.14 is: 17,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.90 : 25,100.56 = 11,810.14 : x
  2. Step 2: Convert to fraction form
    16,730.90/25,100.56 = 11,810.14/x
  3. Step 3: Cross multiply
    16,730.90x = 25,100.56 × 11,810.14
  4. Step 4: Simplify right side
    16,730.90x = 296,441,127.68
  5. Step 5: Solve for x
    x = 296,441,127.68/16,730.90
  6. Step 6: Final answer
    x = 17,718.18

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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.