Home / 26,126.37-36,065.42-17,639.98

Finding the Fourth Proportional to 26,126.37, 36,065.42 and 17,639.98

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Solution

The fourth proportional to 26,126.37, 36,065.42 and 17,639.98 is: 24,350.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,126.37 : 36,065.42 = 17,639.98 : x
  2. Step 2: Convert to fraction form
    26,126.37/36,065.42 = 17,639.98/x
  3. Step 3: Cross multiply
    26,126.37x = 36,065.42 × 17,639.98
  4. Step 4: Simplify right side
    26,126.37x = 636,193,287.49
  5. Step 5: Solve for x
    x = 636,193,287.49/26,126.37
  6. Step 6: Final answer
    x = 24,350.62

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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.