Home / 26,817.80-37,010.33-15,487.77

Finding the Fourth Proportional to 26,817.80, 37,010.33 and 15,487.77

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Solution

The fourth proportional to 26,817.80, 37,010.33 and 15,487.77 is: 21,374.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,817.80 : 37,010.33 = 15,487.77 : x
  2. Step 2: Convert to fraction form
    26,817.80/37,010.33 = 15,487.77/x
  3. Step 3: Cross multiply
    26,817.80x = 37,010.33 × 15,487.77
  4. Step 4: Simplify right side
    26,817.80x = 573,207,598.09
  5. Step 5: Solve for x
    x = 573,207,598.09/26,817.80
  6. Step 6: Final answer
    x = 21,374.15

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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.