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Finding the Fourth Proportional to 29,284.68, 40,411.22 and 17,349.16

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Solution

The fourth proportional to 29,284.68, 40,411.22 and 17,349.16 is: 23,940.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,284.68 : 40,411.22 = 17,349.16 : x
  2. Step 2: Convert to fraction form
    29,284.68/40,411.22 = 17,349.16/x
  3. Step 3: Cross multiply
    29,284.68x = 40,411.22 × 17,349.16
  4. Step 4: Simplify right side
    29,284.68x = 701,100,721.58
  5. Step 5: Solve for x
    x = 701,100,721.58/29,284.68
  6. Step 6: Final answer
    x = 23,940.87

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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.