Home / 35,824.68-53,741.88-12,448.08

Finding the Fourth Proportional to 35,824.68, 53,741.88 and 12,448.08

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Solution

The fourth proportional to 35,824.68, 53,741.88 and 12,448.08 is: 18,673.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,824.68 : 53,741.88 = 12,448.08 : x
  2. Step 2: Convert to fraction form
    35,824.68/53,741.88 = 12,448.08/x
  3. Step 3: Cross multiply
    35,824.68x = 53,741.88 × 12,448.08
  4. Step 4: Simplify right side
    35,824.68x = 668,983,221.59
  5. Step 5: Solve for x
    x = 668,983,221.59/35,824.68
  6. Step 6: Final answer
    x = 18,673.81

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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.