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Finding the Fourth Proportional to 29,585.62, 40,828.17 and 17,009.62

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Solution

The fourth proportional to 29,585.62, 40,828.17 and 17,009.62 is: 23,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,585.62 : 40,828.17 = 17,009.62 : x
  2. Step 2: Convert to fraction form
    29,585.62/40,828.17 = 17,009.62/x
  3. Step 3: Cross multiply
    29,585.62x = 40,828.17 × 17,009.62
  4. Step 4: Simplify right side
    29,585.62x = 694,471,657.00
  5. Step 5: Solve for x
    x = 694,471,657.00/29,585.62
  6. Step 6: Final answer
    x = 23,473.28

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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.