Home / 28,770.93-43,141.75-13,175.19

Finding the Fourth Proportional to 28,770.93, 43,141.75 and 13,175.19

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Solution

The fourth proportional to 28,770.93, 43,141.75 and 13,175.19 is: 19,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770.93 : 43,141.75 = 13,175.19 : x
  2. Step 2: Convert to fraction form
    28,770.93/43,141.75 = 13,175.19/x
  3. Step 3: Cross multiply
    28,770.93x = 43,141.75 × 13,175.19
  4. Step 4: Simplify right side
    28,770.93x = 568,400,720.24
  5. Step 5: Solve for x
    x = 568,400,720.24/28,770.93
  6. Step 6: Final answer
    x = 19,756.08

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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.