Home / 35,780.67-53,649.91-13,595.62

Finding the Fourth Proportional to 35,780.67, 53,649.91 and 13,595.62

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Solution

The fourth proportional to 35,780.67, 53,649.91 and 13,595.62 is: 20,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,780.67 : 53,649.91 = 13,595.62 : x
  2. Step 2: Convert to fraction form
    35,780.67/53,649.91 = 13,595.62/x
  3. Step 3: Cross multiply
    35,780.67x = 53,649.91 × 13,595.62
  4. Step 4: Simplify right side
    35,780.67x = 729,403,789.39
  5. Step 5: Solve for x
    x = 729,403,789.39/35,780.67
  6. Step 6: Final answer
    x = 20,385.41

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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.