Home / 15,171.90-22,749.33-11,653.14

Finding the Fourth Proportional to 15,171.90, 22,749.33 and 11,653.14

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Solution

The fourth proportional to 15,171.90, 22,749.33 and 11,653.14 is: 17,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171.90 : 22,749.33 = 11,653.14 : x
  2. Step 2: Convert to fraction form
    15,171.90/22,749.33 = 11,653.14/x
  3. Step 3: Cross multiply
    15,171.90x = 22,749.33 × 11,653.14
  4. Step 4: Simplify right side
    15,171.90x = 265,101,127.40
  5. Step 5: Solve for x
    x = 265,101,127.40/15,171.90
  6. Step 6: Final answer
    x = 17,473.17

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1.5x scale

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.