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Finding the Fourth Proportional to 29,504.64, 40,696.14 and 17,558.76

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Solution

The fourth proportional to 29,504.64, 40,696.14 and 17,558.76 is: 24,219.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,504.64 : 40,696.14 = 17,558.76 : x
  2. Step 2: Convert to fraction form
    29,504.64/40,696.14 = 17,558.76/x
  3. Step 3: Cross multiply
    29,504.64x = 40,696.14 × 17,558.76
  4. Step 4: Simplify right side
    29,504.64x = 714,573,755.19
  5. Step 5: Solve for x
    x = 714,573,755.19/29,504.64
  6. Step 6: Final answer
    x = 24,219.03

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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.