Home / 26,010.10-35,903.15-15,399.73

Finding the Fourth Proportional to 26,010.10, 35,903.15 and 15,399.73

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Solution

The fourth proportional to 26,010.10, 35,903.15 and 15,399.73 is: 21,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,010.10 : 35,903.15 = 15,399.73 : x
  2. Step 2: Convert to fraction form
    26,010.10/35,903.15 = 15,399.73/x
  3. Step 3: Cross multiply
    26,010.10x = 35,903.15 × 15,399.73
  4. Step 4: Simplify right side
    26,010.10x = 552,898,816.15
  5. Step 5: Solve for x
    x = 552,898,816.15/26,010.10
  6. Step 6: Final answer
    x = 21,257.08

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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.