Home / 29,310.36-40,445.60-17,371.76

Finding the Fourth Proportional to 29,310.36, 40,445.60 and 17,371.76

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Solution

The fourth proportional to 29,310.36, 40,445.60 and 17,371.76 is: 23,971.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,310.36 : 40,445.60 = 17,371.76 : x
  2. Step 2: Convert to fraction form
    29,310.36/40,445.60 = 17,371.76/x
  3. Step 3: Cross multiply
    29,310.36x = 40,445.60 × 17,371.76
  4. Step 4: Simplify right side
    29,310.36x = 702,611,256.26
  5. Step 5: Solve for x
    x = 702,611,256.26/29,310.36
  6. Step 6: Final answer
    x = 23,971.43

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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.