Home / 17,154.36-25,710.35-10,127.25

Finding the Fourth Proportional to 17,154.36, 25,710.35 and 10,127.25

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Solution

The fourth proportional to 17,154.36, 25,710.35 and 10,127.25 is: 15,178.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,154.36 : 25,710.35 = 10,127.25 : x
  2. Step 2: Convert to fraction form
    17,154.36/25,710.35 = 10,127.25/x
  3. Step 3: Cross multiply
    17,154.36x = 25,710.35 × 10,127.25
  4. Step 4: Simplify right side
    17,154.36x = 260,375,091.40
  5. Step 5: Solve for x
    x = 260,375,091.40/17,154.36
  6. Step 6: Final answer
    x = 15,178.36

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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.