Home / 53,187.63-79,790.91-17,651.08

Finding the Fourth Proportional to 53,187.63, 79,790.91 and 17,651.08

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Solution

The fourth proportional to 53,187.63, 79,790.91 and 17,651.08 is: 26,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,187.63 : 79,790.91 = 17,651.08 : x
  2. Step 2: Convert to fraction form
    53,187.63/79,790.91 = 17,651.08/x
  3. Step 3: Cross multiply
    53,187.63x = 79,790.91 × 17,651.08
  4. Step 4: Simplify right side
    53,187.63x = 1,408,395,735.68
  5. Step 5: Solve for x
    x = 1,408,395,735.68/53,187.63
  6. Step 6: Final answer
    x = 26,479.76

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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.