Home / 35,839.67-53,725.90-12,130.62

Finding the Fourth Proportional to 35,839.67, 53,725.90 and 12,130.62

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Solution

The fourth proportional to 35,839.67, 53,725.90 and 12,130.62 is: 18,184.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,839.67 : 53,725.90 = 12,130.62 : x
  2. Step 2: Convert to fraction form
    35,839.67/53,725.90 = 12,130.62/x
  3. Step 3: Cross multiply
    35,839.67x = 53,725.90 × 12,130.62
  4. Step 4: Simplify right side
    35,839.67x = 651,728,419.11
  5. Step 5: Solve for x
    x = 651,728,419.11/35,839.67
  6. Step 6: Final answer
    x = 18,184.56

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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.