Home / 35,777.94-53,665.19-13,589.59

Finding the Fourth Proportional to 35,777.94, 53,665.19 and 13,589.59

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Solution

The fourth proportional to 35,777.94, 53,665.19 and 13,589.59 is: 20,383.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,777.94 : 53,665.19 = 13,589.59 : x
  2. Step 2: Convert to fraction form
    35,777.94/53,665.19 = 13,589.59/x
  3. Step 3: Cross multiply
    35,777.94x = 53,665.19 × 13,589.59
  4. Step 4: Simplify right side
    35,777.94x = 729,287,929.37
  5. Step 5: Solve for x
    x = 729,287,929.37/35,777.94
  6. Step 6: Final answer
    x = 20,383.73

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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.