Home / 28,689.49-39,594.58-17,365.22

Finding the Fourth Proportional to 28,689.49, 39,594.58 and 17,365.22

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Solution

The fourth proportional to 28,689.49, 39,594.58 and 17,365.22 is: 23,965.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,689.49 : 39,594.58 = 17,365.22 : x
  2. Step 2: Convert to fraction form
    28,689.49/39,594.58 = 17,365.22/x
  3. Step 3: Cross multiply
    28,689.49x = 39,594.58 × 17,365.22
  4. Step 4: Simplify right side
    28,689.49x = 687,568,592.51
  5. Step 5: Solve for x
    x = 687,568,592.51/28,689.49
  6. Step 6: Final answer
    x = 23,965.87

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1.5x scale

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.