Home / 35,780.69-53,669.32-13,592.33

Finding the Fourth Proportional to 35,780.69, 53,669.32 and 13,592.33

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Solution

The fourth proportional to 35,780.69, 53,669.32 and 13,592.33 is: 20,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,780.69 : 53,669.32 = 13,592.33 : x
  2. Step 2: Convert to fraction form
    35,780.69/53,669.32 = 13,592.33/x
  3. Step 3: Cross multiply
    35,780.69x = 53,669.32 × 13,592.33
  4. Step 4: Simplify right side
    35,780.69x = 729,491,208.51
  5. Step 5: Solve for x
    x = 729,491,208.51/35,780.69
  6. Step 6: Final answer
    x = 20,387.85

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1.5x scale

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.