Home / 35,538.68-53,298.24-13,350.32

Finding the Fourth Proportional to 35,538.68, 53,298.24 and 13,350.32

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Solution

The fourth proportional to 35,538.68, 53,298.24 and 13,350.32 is: 20,021.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,538.68 : 53,298.24 = 13,350.32 : x
  2. Step 2: Convert to fraction form
    35,538.68/53,298.24 = 13,350.32/x
  3. Step 3: Cross multiply
    35,538.68x = 53,298.24 × 13,350.32
  4. Step 4: Simplify right side
    35,538.68x = 711,548,559.44
  5. Step 5: Solve for x
    x = 711,548,559.44/35,538.68
  6. Step 6: Final answer
    x = 20,021.81

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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.