Home / 52,239.82-72,090.39-29,578.18

Finding the Fourth Proportional to 52,239.82, 72,090.39 and 29,578.18

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Solution

The fourth proportional to 52,239.82, 72,090.39 and 29,578.18 is: 40,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,239.82 : 72,090.39 = 29,578.18 : x
  2. Step 2: Convert to fraction form
    52,239.82/72,090.39 = 29,578.18/x
  3. Step 3: Cross multiply
    52,239.82x = 72,090.39 × 29,578.18
  4. Step 4: Simplify right side
    52,239.82x = 2,132,302,531.69
  5. Step 5: Solve for x
    x = 2,132,302,531.69/52,239.82
  6. Step 6: Final answer
    x = 40,817.57

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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.