Home / 26,817.92-37,010.48-15,487.89

Finding the Fourth Proportional to 26,817.92, 37,010.48 and 15,487.89

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Solution

The fourth proportional to 26,817.92, 37,010.48 and 15,487.89 is: 21,374.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,817.92 : 37,010.48 = 15,487.89 : x
  2. Step 2: Convert to fraction form
    26,817.92/37,010.48 = 15,487.89/x
  3. Step 3: Cross multiply
    26,817.92x = 37,010.48 × 15,487.89
  4. Step 4: Simplify right side
    26,817.92x = 573,213,980.60
  5. Step 5: Solve for x
    x = 573,213,980.60/26,817.92
  6. Step 6: Final answer
    x = 21,374.29

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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.