Home / 35,131.53-52,671.32-18,240.29

Finding the Fourth Proportional to 35,131.53, 52,671.32 and 18,240.29

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Solution

The fourth proportional to 35,131.53, 52,671.32 and 18,240.29 is: 27,346.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.53 : 52,671.32 = 18,240.29 : x
  2. Step 2: Convert to fraction form
    35,131.53/52,671.32 = 18,240.29/x
  3. Step 3: Cross multiply
    35,131.53x = 52,671.32 × 18,240.29
  4. Step 4: Simplify right side
    35,131.53x = 960,739,966.01
  5. Step 5: Solve for x
    x = 960,739,966.01/35,131.53
  6. Step 6: Final answer
    x = 27,346.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.