Home / 28,558.26-39,425.19-17,806.32

Finding the Fourth Proportional to 28,558.26, 39,425.19 and 17,806.32

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Solution

The fourth proportional to 28,558.26, 39,425.19 and 17,806.32 is: 24,581.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,558.26 : 39,425.19 = 17,806.32 : x
  2. Step 2: Convert to fraction form
    28,558.26/39,425.19 = 17,806.32/x
  3. Step 3: Cross multiply
    28,558.26x = 39,425.19 × 17,806.32
  4. Step 4: Simplify right side
    28,558.26x = 702,017,549.20
  5. Step 5: Solve for x
    x = 702,017,549.20/28,558.26
  6. Step 6: Final answer
    x = 24,581.94

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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.