Home / 28,046.16-42,025.26-17,636.04

Finding the Fourth Proportional to 28,046.16, 42,025.26 and 17,636.04

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Solution

The fourth proportional to 28,046.16, 42,025.26 and 17,636.04 is: 26,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,046.16 : 42,025.26 = 17,636.04 : x
  2. Step 2: Convert to fraction form
    28,046.16/42,025.26 = 17,636.04/x
  3. Step 3: Cross multiply
    28,046.16x = 42,025.26 × 17,636.04
  4. Step 4: Simplify right side
    28,046.16x = 741,159,166.37
  5. Step 5: Solve for x
    x = 741,159,166.37/28,046.16
  6. Step 6: Final answer
    x = 26,426.40

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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.