Home / 26,262.74-36,230.66-15,500.31

Finding the Fourth Proportional to 26,262.74, 36,230.66 and 15,500.31

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Solution

The fourth proportional to 26,262.74, 36,230.66 and 15,500.31 is: 21,383.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,262.74 : 36,230.66 = 15,500.31 : x
  2. Step 2: Convert to fraction form
    26,262.74/36,230.66 = 15,500.31/x
  3. Step 3: Cross multiply
    26,262.74x = 36,230.66 × 15,500.31
  4. Step 4: Simplify right side
    26,262.74x = 561,586,500.26
  5. Step 5: Solve for x
    x = 561,586,500.26/26,262.74
  6. Step 6: Final answer
    x = 21,383.39

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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.