Home / 28,486.22-42,683.09-17,359.11

Finding the Fourth Proportional to 28,486.22, 42,683.09 and 17,359.11

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Solution

The fourth proportional to 28,486.22, 42,683.09 and 17,359.11 is: 26,010.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,486.22 : 42,683.09 = 17,359.11 : x
  2. Step 2: Convert to fraction form
    28,486.22/42,683.09 = 17,359.11/x
  3. Step 3: Cross multiply
    28,486.22x = 42,683.09 × 17,359.11
  4. Step 4: Simplify right side
    28,486.22x = 740,940,367.65
  5. Step 5: Solve for x
    x = 740,940,367.65/28,486.22
  6. Step 6: Final answer
    x = 26,010.49

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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.