Home / 35,739.98-53,614.77-13,561.58

Finding the Fourth Proportional to 35,739.98, 53,614.77 and 13,561.58

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Solution

The fourth proportional to 35,739.98, 53,614.77 and 13,561.58 is: 20,344.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,739.98 : 53,614.77 = 13,561.58 : x
  2. Step 2: Convert to fraction form
    35,739.98/53,614.77 = 13,561.58/x
  3. Step 3: Cross multiply
    35,739.98x = 53,614.77 × 13,561.58
  4. Step 4: Simplify right side
    35,739.98x = 727,100,992.54
  5. Step 5: Solve for x
    x = 727,100,992.54/35,739.98
  6. Step 6: Final answer
    x = 20,344.19

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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.