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Finding the Fourth Proportional to 17,476.70, 24,112.58 and 15,792.70

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Solution

The fourth proportional to 17,476.70, 24,112.58 and 15,792.70 is: 21,789.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,476.70 : 24,112.58 = 15,792.70 : x
  2. Step 2: Convert to fraction form
    17,476.70/24,112.58 = 15,792.70/x
  3. Step 3: Cross multiply
    17,476.70x = 24,112.58 × 15,792.70
  4. Step 4: Simplify right side
    17,476.70x = 380,802,742.17
  5. Step 5: Solve for x
    x = 380,802,742.17/17,476.70
  6. Step 6: Final answer
    x = 21,789.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.