Home / 28,716.66-39,626.96-17,966.34

Finding the Fourth Proportional to 28,716.66, 39,626.96 and 17,966.34

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Solution

The fourth proportional to 28,716.66, 39,626.96 and 17,966.34 is: 24,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,716.66 : 39,626.96 = 17,966.34 : x
  2. Step 2: Convert to fraction form
    28,716.66/39,626.96 = 17,966.34/x
  3. Step 3: Cross multiply
    28,716.66x = 39,626.96 × 17,966.34
  4. Step 4: Simplify right side
    28,716.66x = 711,951,346.69
  5. Step 5: Solve for x
    x = 711,951,346.69/28,716.66
  6. Step 6: Final answer
    x = 24,792.28

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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.