Home / 28,559.43-39,409.65-17,074.08

Finding the Fourth Proportional to 28,559.43, 39,409.65 and 17,074.08

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Solution

The fourth proportional to 28,559.43, 39,409.65 and 17,074.08 is: 23,560.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,559.43 : 39,409.65 = 17,074.08 : x
  2. Step 2: Convert to fraction form
    28,559.43/39,409.65 = 17,074.08/x
  3. Step 3: Cross multiply
    28,559.43x = 39,409.65 × 17,074.08
  4. Step 4: Simplify right side
    28,559.43x = 672,883,516.87
  5. Step 5: Solve for x
    x = 672,883,516.87/28,559.43
  6. Step 6: Final answer
    x = 23,560.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.