Home / 35,453.80-53,123.10-22,282.60

Finding the Fourth Proportional to 35,453.80, 53,123.10 and 22,282.60

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Solution

The fourth proportional to 35,453.80, 53,123.10 and 22,282.60 is: 33,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.80 : 53,123.10 = 22,282.60 : x
  2. Step 2: Convert to fraction form
    35,453.80/53,123.10 = 22,282.60/x
  3. Step 3: Cross multiply
    35,453.80x = 53,123.10 × 22,282.60
  4. Step 4: Simplify right side
    35,453.80x = 1,183,720,788.06
  5. Step 5: Solve for x
    x = 1,183,720,788.06/35,453.80
  6. Step 6: Final answer
    x = 33,387.70

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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.