Home / 26,532.80-36,608.64-17,090

Finding the Fourth Proportional to 26,532.80, 36,608.64 and 17,090

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Solution

The fourth proportional to 26,532.80, 36,608.64 and 17,090 is: 23,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,532.80 : 36,608.64 = 17,090 : x
  2. Step 2: Convert to fraction form
    26,532.80/36,608.64 = 17,090/x
  3. Step 3: Cross multiply
    26,532.80x = 36,608.64 × 17,090
  4. Step 4: Simplify right side
    26,532.80x = 625,641,657.60
  5. Step 5: Solve for x
    x = 625,641,657.60/26,532.80
  6. Step 6: Final answer
    x = 23,579.93

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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.